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Finding the Fourth Proportional to 252,245.88, 348,099.13 and 137,524.52

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Solution

The fourth proportional to 252,245.88, 348,099.13 and 137,524.52 is: 189,783.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,245.88 : 348,099.13 = 137,524.52 : x
  2. Step 2: Convert to fraction form
    252,245.88/348,099.13 = 137,524.52/x
  3. Step 3: Cross multiply
    252,245.88x = 348,099.13 × 137,524.52
  4. Step 4: Simplify right side
    252,245.88x = 47,872,165,765.67
  5. Step 5: Solve for x
    x = 47,872,165,765.67/252,245.88
  6. Step 6: Final answer
    x = 189,783.74

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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.