Home / 252,116.29-347,920.55-137,394.96

Finding the Fourth Proportional to 252,116.29, 347,920.55 and 137,394.96

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Solution

The fourth proportional to 252,116.29, 347,920.55 and 137,394.96 is: 189,605.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,116.29 : 347,920.55 = 137,394.96 : x
  2. Step 2: Convert to fraction form
    252,116.29/347,920.55 = 137,394.96/x
  3. Step 3: Cross multiply
    252,116.29x = 347,920.55 × 137,394.96
  4. Step 4: Simplify right side
    252,116.29x = 47,802,530,050.43
  5. Step 5: Solve for x
    x = 47,802,530,050.43/252,116.29
  6. Step 6: Final answer
    x = 189,605.08

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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.