Home / 149,623.68-224,532.72-137,609.76

Finding the Fourth Proportional to 149,623.68, 224,532.72 and 137,609.76

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Solution

The fourth proportional to 149,623.68, 224,532.72 and 137,609.76 is: 206,504.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,623.68 : 224,532.72 = 137,609.76 : x
  2. Step 2: Convert to fraction form
    149,623.68/224,532.72 = 137,609.76/x
  3. Step 3: Cross multiply
    149,623.68x = 224,532.72 × 137,609.76
  4. Step 4: Simplify right side
    149,623.68x = 30,897,893,711.35
  5. Step 5: Solve for x
    x = 30,897,893,711.35/149,623.68
  6. Step 6: Final answer
    x = 206,504.04

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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.