Home / 122,765.38-184,073.94-47,871.16

Finding the Fourth Proportional to 122,765.38, 184,073.94 and 47,871.16

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Solution

The fourth proportional to 122,765.38, 184,073.94 and 47,871.16 is: 71,777.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,765.38 : 184,073.94 = 47,871.16 : x
  2. Step 2: Convert to fraction form
    122,765.38/184,073.94 = 47,871.16/x
  3. Step 3: Cross multiply
    122,765.38x = 184,073.94 × 47,871.16
  4. Step 4: Simplify right side
    122,765.38x = 8,811,832,573.39
  5. Step 5: Solve for x
    x = 8,811,832,573.39/122,765.38
  6. Step 6: Final answer
    x = 71,777.83

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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.