Home / 102,371,727.50-141,273,923.96-58,318,073.43

Finding the Fourth Proportional to 102,371,727.50, 141,273,923.96 and 58,318,073.43

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Solution

The fourth proportional to 102,371,727.50, 141,273,923.96 and 58,318,073.43 is: 80,479,476.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,371,727.50 : 141,273,923.96 = 58,318,073.43 : x
  2. Step 2: Convert to fraction form
    102,371,727.50/141,273,923.96 = 58,318,073.43/x
  3. Step 3: Cross multiply
    102,371,727.50x = 141,273,923.96 × 58,318,073.43
  4. Step 4: Simplify right side
    102,371,727.50x = 8,238,823,071,243,517
  5. Step 5: Solve for x
    x = 8,238,823,071,243,517/102,371,727.50
  6. Step 6: Final answer
    x = 80,479,476.83

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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.