Home / 122,965.10-184,447.65-38,735.90

Finding the Fourth Proportional to 122,965.10, 184,447.65 and 38,735.90

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Solution

The fourth proportional to 122,965.10, 184,447.65 and 38,735.90 is: 58,103.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,965.10 : 184,447.65 = 38,735.90 : x
  2. Step 2: Convert to fraction form
    122,965.10/184,447.65 = 38,735.90/x
  3. Step 3: Cross multiply
    122,965.10x = 184,447.65 × 38,735.90
  4. Step 4: Simplify right side
    122,965.10x = 7,144,745,725.64
  5. Step 5: Solve for x
    x = 7,144,745,725.64/122,965.10
  6. Step 6: Final answer
    x = 58,103.85

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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.