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Finding the Fourth Proportional to 224,516.62, 336,828.75 and 74,758.27

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Solution

The fourth proportional to 224,516.62, 336,828.75 and 74,758.27 is: 112,155.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,516.62 : 336,828.75 = 74,758.27 : x
  2. Step 2: Convert to fraction form
    224,516.62/336,828.75 = 74,758.27/x
  3. Step 3: Cross multiply
    224,516.62x = 336,828.75 × 74,758.27
  4. Step 4: Simplify right side
    224,516.62x = 25,180,733,828.84
  5. Step 5: Solve for x
    x = 25,180,733,828.84/224,516.62
  6. Step 6: Final answer
    x = 112,155.32

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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.