Home / 91,259.94-125,937.38-50,974.28

Finding the Fourth Proportional to 91,259.94, 125,937.38 and 50,974.28

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Solution

The fourth proportional to 91,259.94, 125,937.38 and 50,974.28 is: 70,343.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,259.94 : 125,937.38 = 50,974.28 : x
  2. Step 2: Convert to fraction form
    91,259.94/125,937.38 = 50,974.28/x
  3. Step 3: Cross multiply
    91,259.94x = 125,937.38 × 50,974.28
  4. Step 4: Simplify right side
    91,259.94x = 6,419,567,270.59
  5. Step 5: Solve for x
    x = 6,419,567,270.59/91,259.94
  6. Step 6: Final answer
    x = 70,343.76

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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.