Home / 591,389.92-887,084.78-142,110.79

Finding the Fourth Proportional to 591,389.92, 887,084.78 and 142,110.79

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Solution

The fourth proportional to 591,389.92, 887,084.78 and 142,110.79 is: 213,166.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,389.92 : 887,084.78 = 142,110.79 : x
  2. Step 2: Convert to fraction form
    591,389.92/887,084.78 = 142,110.79/x
  3. Step 3: Cross multiply
    591,389.92x = 887,084.78 × 142,110.79
  4. Step 4: Simplify right side
    591,389.92x = 126,064,316,753.88
  5. Step 5: Solve for x
    x = 126,064,316,753.88/591,389.92
  6. Step 6: Final answer
    x = 213,166.16

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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.