Home / 149,660.82-224,319.15-65,401.38

Finding the Fourth Proportional to 149,660.82, 224,319.15 and 65,401.38

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Solution

The fourth proportional to 149,660.82, 224,319.15 and 65,401.38 is: 98,026.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,660.82 : 224,319.15 = 65,401.38 : x
  2. Step 2: Convert to fraction form
    149,660.82/224,319.15 = 65,401.38/x
  3. Step 3: Cross multiply
    149,660.82x = 224,319.15 × 65,401.38
  4. Step 4: Simplify right side
    149,660.82x = 14,670,781,970.43
  5. Step 5: Solve for x
    x = 14,670,781,970.43/149,660.82
  6. Step 6: Final answer
    x = 98,026.87

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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.