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Finding the Fourth Proportional to 123,367.52, 185,036.32 and 34,628.16

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Solution

The fourth proportional to 123,367.52, 185,036.32 and 34,628.16 is: 51,938.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,367.52 : 185,036.32 = 34,628.16 : x
  2. Step 2: Convert to fraction form
    123,367.52/185,036.32 = 34,628.16/x
  3. Step 3: Cross multiply
    123,367.52x = 185,036.32 × 34,628.16
  4. Step 4: Simplify right side
    123,367.52x = 6,407,467,294.77
  5. Step 5: Solve for x
    x = 6,407,467,294.77/123,367.52
  6. Step 6: Final answer
    x = 51,938.04

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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.