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Finding the Fourth Proportional to 173,851.48, 239,915.82 and 98,414.56

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Solution

The fourth proportional to 173,851.48, 239,915.82 and 98,414.56 is: 135,812.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,851.48 : 239,915.82 = 98,414.56 : x
  2. Step 2: Convert to fraction form
    173,851.48/239,915.82 = 98,414.56/x
  3. Step 3: Cross multiply
    173,851.48x = 239,915.82 × 98,414.56
  4. Step 4: Simplify right side
    173,851.48x = 23,611,209,862.34
  5. Step 5: Solve for x
    x = 23,611,209,862.34/173,851.48
  6. Step 6: Final answer
    x = 135,812.53

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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.