Home / 224,780.13-337,170.20-91,670.81

Finding the Fourth Proportional to 224,780.13, 337,170.20 and 91,670.81

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Solution

The fourth proportional to 224,780.13, 337,170.20 and 91,670.81 is: 137,506.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,780.13 : 337,170.20 = 91,670.81 : x
  2. Step 2: Convert to fraction form
    224,780.13/337,170.20 = 91,670.81/x
  3. Step 3: Cross multiply
    224,780.13x = 337,170.20 × 91,670.81
  4. Step 4: Simplify right side
    224,780.13x = 30,908,663,197.66
  5. Step 5: Solve for x
    x = 30,908,663,197.66/224,780.13
  6. Step 6: Final answer
    x = 137,506.21

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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.