Home / 149,982.16-224,817-71,002.48

Finding the Fourth Proportional to 149,982.16, 224,817 and 71,002.48

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Solution

The fourth proportional to 149,982.16, 224,817 and 71,002.48 is: 106,429.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,982.16 : 224,817 = 71,002.48 : x
  2. Step 2: Convert to fraction form
    149,982.16/224,817 = 71,002.48/x
  3. Step 3: Cross multiply
    149,982.16x = 224,817 × 71,002.48
  4. Step 4: Simplify right side
    149,982.16x = 15,962,564,546.16
  5. Step 5: Solve for x
    x = 15,962,564,546.16/149,982.16
  6. Step 6: Final answer
    x = 106,429.76

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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.