Home / 87,817,890.87-131,639,148.54-58,696,258.14

Finding the Fourth Proportional to 87,817,890.87, 131,639,148.54 and 58,696,258.14

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Solution

The fourth proportional to 87,817,890.87, 131,639,148.54 and 58,696,258.14 is: 87,985,777.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,817,890.87 : 131,639,148.54 = 58,696,258.14 : x
  2. Step 2: Convert to fraction form
    87,817,890.87/131,639,148.54 = 58,696,258.14/x
  3. Step 3: Cross multiply
    87,817,890.87x = 131,639,148.54 × 58,696,258.14
  4. Step 4: Simplify right side
    87,817,890.87x = 7,726,725,444,033,645
  5. Step 5: Solve for x
    x = 7,726,725,444,033,645/87,817,890.87
  6. Step 6: Final answer
    x = 87,985,777.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.