Home / 99,255.85-148,851.78-32,680.14

Finding the Fourth Proportional to 99,255.85, 148,851.78 and 32,680.14

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Solution

The fourth proportional to 99,255.85, 148,851.78 and 32,680.14 is: 49,009.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,255.85 : 148,851.78 = 32,680.14 : x
  2. Step 2: Convert to fraction form
    99,255.85/148,851.78 = 32,680.14/x
  3. Step 3: Cross multiply
    99,255.85x = 148,851.78 × 32,680.14
  4. Step 4: Simplify right side
    99,255.85x = 4,864,497,009.65
  5. Step 5: Solve for x
    x = 4,864,497,009.65/99,255.85
  6. Step 6: Final answer
    x = 49,009.68

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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.