Home / 95,160.90-131,336.02-54,866.78

Finding the Fourth Proportional to 95,160.90, 131,336.02 and 54,866.78

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Solution

The fourth proportional to 95,160.90, 131,336.02 and 54,866.78 is: 75,724.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,160.90 : 131,336.02 = 54,866.78 : x
  2. Step 2: Convert to fraction form
    95,160.90/131,336.02 = 54,866.78/x
  3. Step 3: Cross multiply
    95,160.90x = 131,336.02 × 54,866.78
  4. Step 4: Simplify right side
    95,160.90x = 7,205,984,515.42
  5. Step 5: Solve for x
    x = 7,205,984,515.42/95,160.90
  6. Step 6: Final answer
    x = 75,724.22

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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.