Home / 91,142.46-125,761.46-60,879.24

Finding the Fourth Proportional to 91,142.46, 125,761.46 and 60,879.24

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Solution

The fourth proportional to 91,142.46, 125,761.46 and 60,879.24 is: 84,003.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,142.46 : 125,761.46 = 60,879.24 : x
  2. Step 2: Convert to fraction form
    91,142.46/125,761.46 = 60,879.24/x
  3. Step 3: Cross multiply
    91,142.46x = 125,761.46 × 60,879.24
  4. Step 4: Simplify right side
    91,142.46x = 7,656,262,106.09
  5. Step 5: Solve for x
    x = 7,656,262,106.09/91,142.46
  6. Step 6: Final answer
    x = 84,003.24

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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.