Home / 124,650.46-172,016.95-68,061.43

Finding the Fourth Proportional to 124,650.46, 172,016.95 and 68,061.43

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Solution

The fourth proportional to 124,650.46, 172,016.95 and 68,061.43 is: 93,924.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,650.46 : 172,016.95 = 68,061.43 : x
  2. Step 2: Convert to fraction form
    124,650.46/172,016.95 = 68,061.43/x
  3. Step 3: Cross multiply
    124,650.46x = 172,016.95 × 68,061.43
  4. Step 4: Simplify right side
    124,650.46x = 11,707,718,400.85
  5. Step 5: Solve for x
    x = 11,707,718,400.85/124,650.46
  6. Step 6: Final answer
    x = 93,924.39

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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.