Home / 95,019.05-131,140.20-54,724.97

Finding the Fourth Proportional to 95,019.05, 131,140.20 and 54,724.97

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Solution

The fourth proportional to 95,019.05, 131,140.20 and 54,724.97 is: 75,528.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,019.05 : 131,140.20 = 54,724.97 : x
  2. Step 2: Convert to fraction form
    95,019.05/131,140.20 = 54,724.97/x
  3. Step 3: Cross multiply
    95,019.05x = 131,140.20 × 54,724.97
  4. Step 4: Simplify right side
    95,019.05x = 7,176,643,510.79
  5. Step 5: Solve for x
    x = 7,176,643,510.79/95,019.05
  6. Step 6: Final answer
    x = 75,528.47

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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.