Home / 117,952.34-162,778.02-64,239.62

Finding the Fourth Proportional to 117,952.34, 162,778.02 and 64,239.62

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Solution

The fourth proportional to 117,952.34, 162,778.02 and 64,239.62 is: 88,652.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,952.34 : 162,778.02 = 64,239.62 : x
  2. Step 2: Convert to fraction form
    117,952.34/162,778.02 = 64,239.62/x
  3. Step 3: Cross multiply
    117,952.34x = 162,778.02 × 64,239.62
  4. Step 4: Simplify right side
    117,952.34x = 10,456,798,149.15
  5. Step 5: Solve for x
    x = 10,456,798,149.15/117,952.34
  6. Step 6: Final answer
    x = 88,652.74

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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.