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Finding the Fourth Proportional to 59,711.93, 82,361.63 and 49,083.11

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Solution

The fourth proportional to 59,711.93, 82,361.63 and 49,083.11 is: 67,701.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,711.93 : 82,361.63 = 49,083.11 : x
  2. Step 2: Convert to fraction form
    59,711.93/82,361.63 = 49,083.11/x
  3. Step 3: Cross multiply
    59,711.93x = 82,361.63 × 49,083.11
  4. Step 4: Simplify right side
    59,711.93x = 4,042,564,655.97
  5. Step 5: Solve for x
    x = 4,042,564,655.97/59,711.93
  6. Step 6: Final answer
    x = 67,701.13

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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.