Home / 95,172.75-142,761.42-31,993.70

Finding the Fourth Proportional to 95,172.75, 142,761.42 and 31,993.70

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Solution

The fourth proportional to 95,172.75, 142,761.42 and 31,993.70 is: 47,991.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,172.75 : 142,761.42 = 31,993.70 : x
  2. Step 2: Convert to fraction form
    95,172.75/142,761.42 = 31,993.70/x
  3. Step 3: Cross multiply
    95,172.75x = 142,761.42 × 31,993.70
  4. Step 4: Simplify right side
    95,172.75x = 4,567,465,329.25
  5. Step 5: Solve for x
    x = 4,567,465,329.25/95,172.75
  6. Step 6: Final answer
    x = 47,991.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.