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Finding the Fourth Proportional to 224,726.40, 336,661.92 and 119,594.88

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Solution

The fourth proportional to 224,726.40, 336,661.92 and 119,594.88 is: 179,164.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,726.40 : 336,661.92 = 119,594.88 : x
  2. Step 2: Convert to fraction form
    224,726.40/336,661.92 = 119,594.88/x
  3. Step 3: Cross multiply
    224,726.40x = 336,661.92 × 119,594.88
  4. Step 4: Simplify right side
    224,726.40x = 40,263,041,922.97
  5. Step 5: Solve for x
    x = 40,263,041,922.97/224,726.40
  6. Step 6: Final answer
    x = 179,164.72

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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.