Home / 73,081.17-109,556.15-60,680.88

Finding the Fourth Proportional to 73,081.17, 109,556.15 and 60,680.88

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Solution

The fourth proportional to 73,081.17, 109,556.15 and 60,680.88 is: 90,966.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,081.17 : 109,556.15 = 60,680.88 : x
  2. Step 2: Convert to fraction form
    73,081.17/109,556.15 = 60,680.88/x
  3. Step 3: Cross multiply
    73,081.17x = 109,556.15 × 60,680.88
  4. Step 4: Simplify right side
    73,081.17x = 6,647,963,288.01
  5. Step 5: Solve for x
    x = 6,647,963,288.01/73,081.17
  6. Step 6: Final answer
    x = 90,966.84

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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.