Home / 47,434.08-65,270.16-45,991.20

Finding the Fourth Proportional to 47,434.08, 65,270.16 and 45,991.20

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Solution

The fourth proportional to 47,434.08, 65,270.16 and 45,991.20 is: 63,284.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,434.08 : 65,270.16 = 45,991.20 : x
  2. Step 2: Convert to fraction form
    47,434.08/65,270.16 = 45,991.20/x
  3. Step 3: Cross multiply
    47,434.08x = 65,270.16 × 45,991.20
  4. Step 4: Simplify right side
    47,434.08x = 3,001,852,982.59
  5. Step 5: Solve for x
    x = 3,001,852,982.59/47,434.08
  6. Step 6: Final answer
    x = 63,284.73

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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.