Home / 95,005.90-131,087.73-57,279.34

Finding the Fourth Proportional to 95,005.90, 131,087.73 and 57,279.34

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Solution

The fourth proportional to 95,005.90, 131,087.73 and 57,279.34 is: 79,033.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,005.90 : 131,087.73 = 57,279.34 : x
  2. Step 2: Convert to fraction form
    95,005.90/131,087.73 = 57,279.34/x
  3. Step 3: Cross multiply
    95,005.90x = 131,087.73 × 57,279.34
  4. Step 4: Simplify right side
    95,005.90x = 7,508,618,656.50
  5. Step 5: Solve for x
    x = 7,508,618,656.50/95,005.90
  6. Step 6: Final answer
    x = 79,033.18

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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.