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Finding the Fourth Proportional to 123,073.20, 184,584.60 and 34,304.40

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Solution

The fourth proportional to 123,073.20, 184,584.60 and 34,304.40 is: 51,449.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,073.20 : 184,584.60 = 34,304.40 : x
  2. Step 2: Convert to fraction form
    123,073.20/184,584.60 = 34,304.40/x
  3. Step 3: Cross multiply
    123,073.20x = 184,584.60 × 34,304.40
  4. Step 4: Simplify right side
    123,073.20x = 6,332,063,952.24
  5. Step 5: Solve for x
    x = 6,332,063,952.24/123,073.20
  6. Step 6: Final answer
    x = 51,449.58

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1.5x scale

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.