Home / 91,259.83-125,937.23-50,974.16

Finding the Fourth Proportional to 91,259.83, 125,937.23 and 50,974.16

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Solution

The fourth proportional to 91,259.83, 125,937.23 and 50,974.16 is: 70,343.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,259.83 : 125,937.23 = 50,974.16 : x
  2. Step 2: Convert to fraction form
    91,259.83/125,937.23 = 50,974.16/x
  3. Step 3: Cross multiply
    91,259.83x = 125,937.23 × 50,974.16
  4. Step 4: Simplify right side
    91,259.83x = 6,419,543,754.86
  5. Step 5: Solve for x
    x = 6,419,543,754.86/91,259.83
  6. Step 6: Final answer
    x = 70,343.59

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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.