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Finding the Fourth Proportional to 61,366.72, 84,727.20 and 41,253.52

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Solution

The fourth proportional to 61,366.72, 84,727.20 and 41,253.52 is: 56,957.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,366.72 : 84,727.20 = 41,253.52 : x
  2. Step 2: Convert to fraction form
    61,366.72/84,727.20 = 41,253.52/x
  3. Step 3: Cross multiply
    61,366.72x = 84,727.20 × 41,253.52
  4. Step 4: Simplify right side
    61,366.72x = 3,495,295,239.74
  5. Step 5: Solve for x
    x = 3,495,295,239.74/61,366.72
  6. Step 6: Final answer
    x = 56,957.50

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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.