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Finding the Fourth Proportional to 76,061.80, 104,957.22 and 44,229.16

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Solution

The fourth proportional to 76,061.80, 104,957.22 and 44,229.16 is: 61,031.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,061.80 : 104,957.22 = 44,229.16 : x
  2. Step 2: Convert to fraction form
    76,061.80/104,957.22 = 44,229.16/x
  3. Step 3: Cross multiply
    76,061.80x = 104,957.22 × 44,229.16
  4. Step 4: Simplify right side
    76,061.80x = 4,642,169,676.54
  5. Step 5: Solve for x
    x = 4,642,169,676.54/76,061.80
  6. Step 6: Final answer
    x = 61,031.55

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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.