Home / 122,872.27-184,308.27-38,639.83

Finding the Fourth Proportional to 122,872.27, 184,308.27 and 38,639.83

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Solution

The fourth proportional to 122,872.27, 184,308.27 and 38,639.83 is: 57,959.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,872.27 : 184,308.27 = 38,639.83 : x
  2. Step 2: Convert to fraction form
    122,872.27/184,308.27 = 38,639.83/x
  3. Step 3: Cross multiply
    122,872.27x = 184,308.27 × 38,639.83
  4. Step 4: Simplify right side
    122,872.27x = 7,121,640,220.39
  5. Step 5: Solve for x
    x = 7,121,640,220.39/122,872.27
  6. Step 6: Final answer
    x = 57,959.70

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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.