Home / 149,721.40-224,388.42-60,871.96

Finding the Fourth Proportional to 149,721.40, 224,388.42 and 60,871.96

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Solution

The fourth proportional to 149,721.40, 224,388.42 and 60,871.96 is: 91,229.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,721.40 : 224,388.42 = 60,871.96 : x
  2. Step 2: Convert to fraction form
    149,721.40/224,388.42 = 60,871.96/x
  3. Step 3: Cross multiply
    149,721.40x = 224,388.42 × 60,871.96
  4. Step 4: Simplify right side
    149,721.40x = 13,658,962,926.70
  5. Step 5: Solve for x
    x = 13,658,962,926.70/149,721.40
  6. Step 6: Final answer
    x = 91,229.20

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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.