Home / 63,292.02-87,313.25-45,146.76

Finding the Fourth Proportional to 63,292.02, 87,313.25 and 45,146.76

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Solution

The fourth proportional to 63,292.02, 87,313.25 and 45,146.76 is: 62,281.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,292.02 : 87,313.25 = 45,146.76 : x
  2. Step 2: Convert to fraction form
    63,292.02/87,313.25 = 45,146.76/x
  3. Step 3: Cross multiply
    63,292.02x = 87,313.25 × 45,146.76
  4. Step 4: Simplify right side
    63,292.02x = 3,941,910,342.57
  5. Step 5: Solve for x
    x = 3,941,910,342.57/63,292.02
  6. Step 6: Final answer
    x = 62,281.32

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.