Home / 95,174.60-131,405.10-85,070.66

Finding the Fourth Proportional to 95,174.60, 131,405.10 and 85,070.66

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Solution

The fourth proportional to 95,174.60, 131,405.10 and 85,070.66 is: 117,454.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,174.60 : 131,405.10 = 85,070.66 : x
  2. Step 2: Convert to fraction form
    95,174.60/131,405.10 = 85,070.66/x
  3. Step 3: Cross multiply
    95,174.60x = 131,405.10 × 85,070.66
  4. Step 4: Simplify right side
    95,174.60x = 11,178,718,584.37
  5. Step 5: Solve for x
    x = 11,178,718,584.37/95,174.60
  6. Step 6: Final answer
    x = 117,454.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.