Home / 124,251.47-186,377.20-30,757.22

Finding the Fourth Proportional to 124,251.47, 186,377.20 and 30,757.22

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Solution

The fourth proportional to 124,251.47, 186,377.20 and 30,757.22 is: 46,135.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,251.47 : 186,377.20 = 30,757.22 : x
  2. Step 2: Convert to fraction form
    124,251.47/186,377.20 = 30,757.22/x
  3. Step 3: Cross multiply
    124,251.47x = 186,377.20 × 30,757.22
  4. Step 4: Simplify right side
    124,251.47x = 5,732,444,406.53
  5. Step 5: Solve for x
    x = 5,732,444,406.53/124,251.47
  6. Step 6: Final answer
    x = 46,135.83

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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.