Home / 142,915.66-214,342.20-58,592.85

Finding the Fourth Proportional to 142,915.66, 214,342.20 and 58,592.85

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Solution

The fourth proportional to 142,915.66, 214,342.20 and 58,592.85 is: 87,876.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,915.66 : 214,342.20 = 58,592.85 : x
  2. Step 2: Convert to fraction form
    142,915.66/214,342.20 = 58,592.85/x
  3. Step 3: Cross multiply
    142,915.66x = 214,342.20 × 58,592.85
  4. Step 4: Simplify right side
    142,915.66x = 12,558,920,373.27
  5. Step 5: Solve for x
    x = 12,558,920,373.27/142,915.66
  6. Step 6: Final answer
    x = 87,876.45

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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.