Home / 106,086.26-146,399.02-58,342.70

Finding the Fourth Proportional to 106,086.26, 146,399.02 and 58,342.70

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Solution

The fourth proportional to 106,086.26, 146,399.02 and 58,342.70 is: 80,512.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,086.26 : 146,399.02 = 58,342.70 : x
  2. Step 2: Convert to fraction form
    106,086.26/146,399.02 = 58,342.70/x
  3. Step 3: Cross multiply
    106,086.26x = 146,399.02 × 58,342.70
  4. Step 4: Simplify right side
    106,086.26x = 8,541,314,104.15
  5. Step 5: Solve for x
    x = 8,541,314,104.15/106,086.26
  6. Step 6: Final answer
    x = 80,512.92

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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.