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Finding the Fourth Proportional to 368,593.53, 552,915.40 and 125,335.54

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Solution

The fourth proportional to 368,593.53, 552,915.40 and 125,335.54 is: 188,011.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,593.53 : 552,915.40 = 125,335.54 : x
  2. Step 2: Convert to fraction form
    368,593.53/552,915.40 = 125,335.54/x
  3. Step 3: Cross multiply
    368,593.53x = 552,915.40 × 125,335.54
  4. Step 4: Simplify right side
    368,593.53x = 69,299,950,233.32
  5. Step 5: Solve for x
    x = 69,299,950,233.32/368,593.53
  6. Step 6: Final answer
    x = 188,011.85

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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.