Home / 149,902.18-224,787.38-79,764.82

Finding the Fourth Proportional to 149,902.18, 224,787.38 and 79,764.82

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Solution

The fourth proportional to 149,902.18, 224,787.38 and 79,764.82 is: 119,612.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,902.18 : 224,787.38 = 79,764.82 : x
  2. Step 2: Convert to fraction form
    149,902.18/224,787.38 = 79,764.82/x
  3. Step 3: Cross multiply
    149,902.18x = 224,787.38 × 79,764.82
  4. Step 4: Simplify right side
    149,902.18x = 17,930,124,903.97
  5. Step 5: Solve for x
    x = 17,930,124,903.97/149,902.18
  6. Step 6: Final answer
    x = 119,612.17

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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.