Home / 124,750.76-172,154.04-68,160.92

Finding the Fourth Proportional to 124,750.76, 172,154.04 and 68,160.92

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Solution

The fourth proportional to 124,750.76, 172,154.04 and 68,160.92 is: 94,060.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,750.76 : 172,154.04 = 68,160.92 : x
  2. Step 2: Convert to fraction form
    124,750.76/172,154.04 = 68,160.92/x
  3. Step 3: Cross multiply
    124,750.76x = 172,154.04 × 68,160.92
  4. Step 4: Simplify right side
    124,750.76x = 11,734,177,748.12
  5. Step 5: Solve for x
    x = 11,734,177,748.12/124,750.76
  6. Step 6: Final answer
    x = 94,060.97

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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.