Home / 91,170.97-125,822.25-50,892.57

Finding the Fourth Proportional to 91,170.97, 125,822.25 and 50,892.57

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Solution

The fourth proportional to 91,170.97, 125,822.25 and 50,892.57 is: 70,235.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,170.97 : 125,822.25 = 50,892.57 : x
  2. Step 2: Convert to fraction form
    91,170.97/125,822.25 = 50,892.57/x
  3. Step 3: Cross multiply
    91,170.97x = 125,822.25 × 50,892.57
  4. Step 4: Simplify right side
    91,170.97x = 6,403,417,665.68
  5. Step 5: Solve for x
    x = 6,403,417,665.68/91,170.97
  6. Step 6: Final answer
    x = 70,235.27

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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.