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Finding the Fourth Proportional to 224,353.75, 336,249.98 and 112,065.32

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Solution

The fourth proportional to 224,353.75, 336,249.98 and 112,065.32 is: 167,957.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,353.75 : 336,249.98 = 112,065.32 : x
  2. Step 2: Convert to fraction form
    224,353.75/336,249.98 = 112,065.32/x
  3. Step 3: Cross multiply
    224,353.75x = 336,249.98 × 112,065.32
  4. Step 4: Simplify right side
    224,353.75x = 37,681,959,367.12
  5. Step 5: Solve for x
    x = 37,681,959,367.12/224,353.75
  6. Step 6: Final answer
    x = 167,957.79

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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.