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Finding the Fourth Proportional to 224,401.73, 336,565.13 and 74,657.84

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Solution

The fourth proportional to 224,401.73, 336,565.13 and 74,657.84 is: 111,974.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,401.73 : 336,565.13 = 74,657.84 : x
  2. Step 2: Convert to fraction form
    224,401.73/336,565.13 = 74,657.84/x
  3. Step 3: Cross multiply
    224,401.73x = 336,565.13 × 74,657.84
  4. Step 4: Simplify right side
    224,401.73x = 25,127,223,569.00
  5. Step 5: Solve for x
    x = 25,127,223,569.00/224,401.73
  6. Step 6: Final answer
    x = 111,974.29

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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.