Home / 95,038.88-131,149.20-57,304.48

Finding the Fourth Proportional to 95,038.88, 131,149.20 and 57,304.48

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Solution

The fourth proportional to 95,038.88, 131,149.20 and 57,304.48 is: 79,077.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,038.88 : 131,149.20 = 57,304.48 : x
  2. Step 2: Convert to fraction form
    95,038.88/131,149.20 = 57,304.48/x
  3. Step 3: Cross multiply
    95,038.88x = 131,149.20 × 57,304.48
  4. Step 4: Simplify right side
    95,038.88x = 7,515,436,708.42
  5. Step 5: Solve for x
    x = 7,515,436,708.42/95,038.88
  6. Step 6: Final answer
    x = 79,077.50

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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.