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Finding the Fourth Proportional to 224,225.46, 336,347.13 and 89,315.10

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Solution

The fourth proportional to 224,225.46, 336,347.13 and 89,315.10 is: 133,976.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,225.46 : 336,347.13 = 89,315.10 : x
  2. Step 2: Convert to fraction form
    224,225.46/336,347.13 = 89,315.10/x
  3. Step 3: Cross multiply
    224,225.46x = 336,347.13 × 89,315.10
  4. Step 4: Simplify right side
    224,225.46x = 30,040,877,550.66
  5. Step 5: Solve for x
    x = 30,040,877,550.66/224,225.46
  6. Step 6: Final answer
    x = 133,976.21

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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.