Home / 252,385.27-348,292.74-137,666.35

Finding the Fourth Proportional to 252,385.27, 348,292.74 and 137,666.35

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Solution

The fourth proportional to 252,385.27, 348,292.74 and 137,666.35 is: 189,980.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,385.27 : 348,292.74 = 137,666.35 : x
  2. Step 2: Convert to fraction form
    252,385.27/348,292.74 = 137,666.35/x
  3. Step 3: Cross multiply
    252,385.27x = 348,292.74 × 137,666.35
  4. Step 4: Simplify right side
    252,385.27x = 47,948,191,198.91
  5. Step 5: Solve for x
    x = 47,948,191,198.91/252,385.27
  6. Step 6: Final answer
    x = 189,980.15

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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.