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Finding the Fourth Proportional to 224,744.80, 337,117.20 and 91,552.45

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Solution

The fourth proportional to 224,744.80, 337,117.20 and 91,552.45 is: 137,328.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,744.80 : 337,117.20 = 91,552.45 : x
  2. Step 2: Convert to fraction form
    224,744.80/337,117.20 = 91,552.45/x
  3. Step 3: Cross multiply
    224,744.80x = 337,117.20 × 91,552.45
  4. Step 4: Simplify right side
    224,744.80x = 30,863,905,597.14
  5. Step 5: Solve for x
    x = 30,863,905,597.14/224,744.80
  6. Step 6: Final answer
    x = 137,328.68

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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.