Home / 149,708.30-224,234.40-79,505.60

Finding the Fourth Proportional to 149,708.30, 224,234.40 and 79,505.60

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Solution

The fourth proportional to 149,708.30, 224,234.40 and 79,505.60 is: 119,084.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,708.30 : 224,234.40 = 79,505.60 : x
  2. Step 2: Convert to fraction form
    149,708.30/224,234.40 = 79,505.60/x
  3. Step 3: Cross multiply
    149,708.30x = 224,234.40 × 79,505.60
  4. Step 4: Simplify right side
    149,708.30x = 17,827,890,512.64
  5. Step 5: Solve for x
    x = 17,827,890,512.64/149,708.30
  6. Step 6: Final answer
    x = 119,084.18

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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.