Home / 360,788.28-541,063.62-124,125.72

Finding the Fourth Proportional to 360,788.28, 541,063.62 and 124,125.72

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Solution

The fourth proportional to 360,788.28, 541,063.62 and 124,125.72 is: 186,147.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,788.28 : 541,063.62 = 124,125.72 : x
  2. Step 2: Convert to fraction form
    360,788.28/541,063.62 = 124,125.72/x
  3. Step 3: Cross multiply
    360,788.28x = 541,063.62 × 124,125.72
  4. Step 4: Simplify right side
    360,788.28x = 67,159,911,398.31
  5. Step 5: Solve for x
    x = 67,159,911,398.31/360,788.28
  6. Step 6: Final answer
    x = 186,147.71

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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.