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Finding the Fourth Proportional to 252,604.77, 348,592.91 and 137,882.96

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Solution

The fourth proportional to 252,604.77, 348,592.91 and 137,882.96 is: 190,277.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,604.77 : 348,592.91 = 137,882.96 : x
  2. Step 2: Convert to fraction form
    252,604.77/348,592.91 = 137,882.96/x
  3. Step 3: Cross multiply
    252,604.77x = 348,592.91 × 137,882.96
  4. Step 4: Simplify right side
    252,604.77x = 48,065,019,833.43
  5. Step 5: Solve for x
    x = 48,065,019,833.43/252,604.77
  6. Step 6: Final answer
    x = 190,277.56

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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.