Home / 95,004.90-131,086.35-57,278.34

Finding the Fourth Proportional to 95,004.90, 131,086.35 and 57,278.34

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Solution

The fourth proportional to 95,004.90, 131,086.35 and 57,278.34 is: 79,031.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,004.90 : 131,086.35 = 57,278.34 : x
  2. Step 2: Convert to fraction form
    95,004.90/131,086.35 = 57,278.34/x
  3. Step 3: Cross multiply
    95,004.90x = 131,086.35 × 57,278.34
  4. Step 4: Simplify right side
    95,004.90x = 7,508,408,524.66
  5. Step 5: Solve for x
    x = 7,508,408,524.66/95,004.90
  6. Step 6: Final answer
    x = 79,031.80

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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.