Home / 102,269.73-141,143.16-59,863.80

Finding the Fourth Proportional to 102,269.73, 141,143.16 and 59,863.80

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Solution

The fourth proportional to 102,269.73, 141,143.16 and 59,863.80 is: 82,618.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,269.73 : 141,143.16 = 59,863.80 : x
  2. Step 2: Convert to fraction form
    102,269.73/141,143.16 = 59,863.80/x
  3. Step 3: Cross multiply
    102,269.73x = 141,143.16 × 59,863.80
  4. Step 4: Simplify right side
    102,269.73x = 8,449,365,901.61
  5. Step 5: Solve for x
    x = 8,449,365,901.61/102,269.73
  6. Step 6: Final answer
    x = 82,618.44

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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.