Home / 95,193.36-131,379.84-54,909.36

Finding the Fourth Proportional to 95,193.36, 131,379.84 and 54,909.36

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Solution

The fourth proportional to 95,193.36, 131,379.84 and 54,909.36 is: 75,782.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,193.36 : 131,379.84 = 54,909.36 : x
  2. Step 2: Convert to fraction form
    95,193.36/131,379.84 = 54,909.36/x
  3. Step 3: Cross multiply
    95,193.36x = 131,379.84 × 54,909.36
  4. Step 4: Simplify right side
    95,193.36x = 7,213,982,931.30
  5. Step 5: Solve for x
    x = 7,213,982,931.30/95,193.36
  6. Step 6: Final answer
    x = 75,782.42

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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.