Home / 124,209.20-186,342.72-35,463.92

Finding the Fourth Proportional to 124,209.20, 186,342.72 and 35,463.92

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Solution

The fourth proportional to 124,209.20, 186,342.72 and 35,463.92 is: 53,204.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,209.20 : 186,342.72 = 35,463.92 : x
  2. Step 2: Convert to fraction form
    124,209.20/186,342.72 = 35,463.92/x
  3. Step 3: Cross multiply
    124,209.20x = 186,342.72 × 35,463.92
  4. Step 4: Simplify right side
    124,209.20x = 6,608,443,314.66
  5. Step 5: Solve for x
    x = 6,608,443,314.66/124,209.20
  6. Step 6: Final answer
    x = 53,204.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.