Home / 99,034.64-148,521.60-35,847.20

Finding the Fourth Proportional to 99,034.64, 148,521.60 and 35,847.20

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Solution

The fourth proportional to 99,034.64, 148,521.60 and 35,847.20 is: 53,759.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,034.64 : 148,521.60 = 35,847.20 : x
  2. Step 2: Convert to fraction form
    99,034.64/148,521.60 = 35,847.20/x
  3. Step 3: Cross multiply
    99,034.64x = 148,521.60 × 35,847.20
  4. Step 4: Simplify right side
    99,034.64x = 5,324,083,499.52
  5. Step 5: Solve for x
    x = 5,324,083,499.52/99,034.64
  6. Step 6: Final answer
    x = 53,759.81

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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.