Home / 122,872.28-184,352.76-42,922.04

Finding the Fourth Proportional to 122,872.28, 184,352.76 and 42,922.04

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Solution

The fourth proportional to 122,872.28, 184,352.76 and 42,922.04 is: 64,398.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,872.28 : 184,352.76 = 42,922.04 : x
  2. Step 2: Convert to fraction form
    122,872.28/184,352.76 = 42,922.04/x
  3. Step 3: Cross multiply
    122,872.28x = 184,352.76 × 42,922.04
  4. Step 4: Simplify right side
    122,872.28x = 7,912,796,538.83
  5. Step 5: Solve for x
    x = 7,912,796,538.83/122,872.28
  6. Step 6: Final answer
    x = 64,398.55

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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.