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Finding the Fourth Proportional to 62,116.88, 85,715.89 and 35,260.52

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Solution

The fourth proportional to 62,116.88, 85,715.89 and 35,260.52 is: 48,656.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,116.88 : 85,715.89 = 35,260.52 : x
  2. Step 2: Convert to fraction form
    62,116.88/85,715.89 = 35,260.52/x
  3. Step 3: Cross multiply
    62,116.88x = 85,715.89 × 35,260.52
  4. Step 4: Simplify right side
    62,116.88x = 3,022,386,336.93
  5. Step 5: Solve for x
    x = 3,022,386,336.93/62,116.88
  6. Step 6: Final answer
    x = 48,656.45

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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.