Home / 95,211.64-131,451.78-61,279.06

Finding the Fourth Proportional to 95,211.64, 131,451.78 and 61,279.06

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Solution

The fourth proportional to 95,211.64, 131,451.78 and 61,279.06 is: 84,603.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,211.64 : 131,451.78 = 61,279.06 : x
  2. Step 2: Convert to fraction form
    95,211.64/131,451.78 = 61,279.06/x
  3. Step 3: Cross multiply
    95,211.64x = 131,451.78 × 61,279.06
  4. Step 4: Simplify right side
    95,211.64x = 8,055,241,513.73
  5. Step 5: Solve for x
    x = 8,055,241,513.73/95,211.64
  6. Step 6: Final answer
    x = 84,603.54

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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.