Home / 99,912.20-149,868.30-96,024.20

Finding the Fourth Proportional to 99,912.20, 149,868.30 and 96,024.20

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Solution

The fourth proportional to 99,912.20, 149,868.30 and 96,024.20 is: 144,036.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,912.20 : 149,868.30 = 96,024.20 : x
  2. Step 2: Convert to fraction form
    99,912.20/149,868.30 = 96,024.20/x
  3. Step 3: Cross multiply
    99,912.20x = 149,868.30 × 96,024.20
  4. Step 4: Simplify right side
    99,912.20x = 14,390,983,612.86
  5. Step 5: Solve for x
    x = 14,390,983,612.86/99,912.20
  6. Step 6: Final answer
    x = 144,036.30

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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.