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Finding the Fourth Proportional to 59,898.72, 82,657.24 and 36,020.76

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Solution

The fourth proportional to 59,898.72, 82,657.24 and 36,020.76 is: 49,706.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,898.72 : 82,657.24 = 36,020.76 : x
  2. Step 2: Convert to fraction form
    59,898.72/82,657.24 = 36,020.76/x
  3. Step 3: Cross multiply
    59,898.72x = 82,657.24 × 36,020.76
  4. Step 4: Simplify right side
    59,898.72x = 2,977,376,604.30
  5. Step 5: Solve for x
    x = 2,977,376,604.30/59,898.72
  6. Step 6: Final answer
    x = 49,706.85

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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.