Home / 252,063.16-347,842.28-137,340.43

Finding the Fourth Proportional to 252,063.16, 347,842.28 and 137,340.43

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Solution

The fourth proportional to 252,063.16, 347,842.28 and 137,340.43 is: 189,527.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,063.16 : 347,842.28 = 137,340.43 : x
  2. Step 2: Convert to fraction form
    252,063.16/347,842.28 = 137,340.43/x
  3. Step 3: Cross multiply
    252,063.16x = 347,842.28 × 137,340.43
  4. Step 4: Simplify right side
    252,063.16x = 47,772,807,781.13
  5. Step 5: Solve for x
    x = 47,772,807,781.13/252,063.16
  6. Step 6: Final answer
    x = 189,527.13

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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.