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Finding the Fourth Proportional to 224,054.66, 336,147.57 and 72,248.68

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Solution

The fourth proportional to 224,054.66, 336,147.57 and 72,248.68 is: 108,394.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,054.66 : 336,147.57 = 72,248.68 : x
  2. Step 2: Convert to fraction form
    224,054.66/336,147.57 = 72,248.68/x
  3. Step 3: Cross multiply
    224,054.66x = 336,147.57 × 72,248.68
  4. Step 4: Simplify right side
    224,054.66x = 24,286,218,877.45
  5. Step 5: Solve for x
    x = 24,286,218,877.45/224,054.66
  6. Step 6: Final answer
    x = 108,394.17

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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.