Home / 252,125.04-347,932.61-137,403.71

Finding the Fourth Proportional to 252,125.04, 347,932.61 and 137,403.71

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Solution

The fourth proportional to 252,125.04, 347,932.61 and 137,403.71 is: 189,617.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,125.04 : 347,932.61 = 137,403.71 : x
  2. Step 2: Convert to fraction form
    252,125.04/347,932.61 = 137,403.71/x
  3. Step 3: Cross multiply
    252,125.04x = 347,932.61 × 137,403.71
  4. Step 4: Simplify right side
    252,125.04x = 47,807,231,443.98
  5. Step 5: Solve for x
    x = 47,807,231,443.98/252,125.04
  6. Step 6: Final answer
    x = 189,617.15

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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.