Home / 95,175.60-131,406.48-85,071.66

Finding the Fourth Proportional to 95,175.60, 131,406.48 and 85,071.66

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Solution

The fourth proportional to 95,175.60, 131,406.48 and 85,071.66 is: 117,456.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,175.60 : 131,406.48 = 85,071.66 : x
  2. Step 2: Convert to fraction form
    95,175.60/131,406.48 = 85,071.66/x
  3. Step 3: Cross multiply
    95,175.60x = 131,406.48 × 85,071.66
  4. Step 4: Simplify right side
    95,175.60x = 11,178,967,388.36
  5. Step 5: Solve for x
    x = 11,178,967,388.36/95,175.60
  6. Step 6: Final answer
    x = 117,456.23

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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.