Home / 91,150.35-125,791.49-50,864.26

Finding the Fourth Proportional to 91,150.35, 125,791.49 and 50,864.26

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Solution

The fourth proportional to 91,150.35, 125,791.49 and 50,864.26 is: 70,194.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,150.35 : 125,791.49 = 50,864.26 : x
  2. Step 2: Convert to fraction form
    91,150.35/125,791.49 = 50,864.26/x
  3. Step 3: Cross multiply
    91,150.35x = 125,791.49 × 50,864.26
  4. Step 4: Simplify right side
    91,150.35x = 6,398,291,053.15
  5. Step 5: Solve for x
    x = 6,398,291,053.15/91,150.35
  6. Step 6: Final answer
    x = 70,194.91

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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.