Home / 124,833.29-187,231.50-45,929.16

Finding the Fourth Proportional to 124,833.29, 187,231.50 and 45,929.16

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Solution

The fourth proportional to 124,833.29, 187,231.50 and 45,929.16 is: 68,886.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,833.29 : 187,231.50 = 45,929.16 : x
  2. Step 2: Convert to fraction form
    124,833.29/187,231.50 = 45,929.16/x
  3. Step 3: Cross multiply
    124,833.29x = 187,231.50 × 45,929.16
  4. Step 4: Simplify right side
    124,833.29x = 8,599,385,520.54
  5. Step 5: Solve for x
    x = 8,599,385,520.54/124,833.29
  6. Step 6: Final answer
    x = 68,886.96

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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.