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Finding the Fourth Proportional to 71,636.92, 98,817.77 and 44,732.72

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Solution

The fourth proportional to 71,636.92, 98,817.77 and 44,732.72 is: 61,705.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,636.92 : 98,817.77 = 44,732.72 : x
  2. Step 2: Convert to fraction form
    71,636.92/98,817.77 = 44,732.72/x
  3. Step 3: Cross multiply
    71,636.92x = 98,817.77 × 44,732.72
  4. Step 4: Simplify right side
    71,636.92x = 4,420,387,995.31
  5. Step 5: Solve for x
    x = 4,420,387,995.31/71,636.92
  6. Step 6: Final answer
    x = 61,705.45

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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.