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Finding the Fourth Proportional to 373,398.38, 560,099.60 and 92,915.64

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Solution

The fourth proportional to 373,398.38, 560,099.60 and 92,915.64 is: 139,373.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,398.38 : 560,099.60 = 92,915.64 : x
  2. Step 2: Convert to fraction form
    373,398.38/560,099.60 = 92,915.64/x
  3. Step 3: Cross multiply
    373,398.38x = 560,099.60 × 92,915.64
  4. Step 4: Simplify right side
    373,398.38x = 52,042,012,797.74
  5. Step 5: Solve for x
    x = 52,042,012,797.74/373,398.38
  6. Step 6: Final answer
    x = 139,373.97

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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.