Home / 126,268.38-174,240.45-75,277.26

Finding the Fourth Proportional to 126,268.38, 174,240.45 and 75,277.26

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Solution

The fourth proportional to 126,268.38, 174,240.45 and 75,277.26 is: 103,876.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,268.38 : 174,240.45 = 75,277.26 : x
  2. Step 2: Convert to fraction form
    126,268.38/174,240.45 = 75,277.26/x
  3. Step 3: Cross multiply
    126,268.38x = 174,240.45 × 75,277.26
  4. Step 4: Simplify right side
    126,268.38x = 13,116,343,657.17
  5. Step 5: Solve for x
    x = 13,116,343,657.17/126,268.38
  6. Step 6: Final answer
    x = 103,876.71

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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.