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Finding the Fourth Proportional to 224,522.64, 336,932.70 and 123,391.32

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Solution

The fourth proportional to 224,522.64, 336,932.70 and 123,391.32 is: 185,168.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,522.64 : 336,932.70 = 123,391.32 : x
  2. Step 2: Convert to fraction form
    224,522.64/336,932.70 = 123,391.32/x
  3. Step 3: Cross multiply
    224,522.64x = 336,932.70 × 123,391.32
  4. Step 4: Simplify right side
    224,522.64x = 41,574,569,238.36
  5. Step 5: Solve for x
    x = 41,574,569,238.36/224,522.64
  6. Step 6: Final answer
    x = 185,168.72

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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.