Home / 90,983.26-125,560.76-50,697.05

Finding the Fourth Proportional to 90,983.26, 125,560.76 and 50,697.05

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Solution

The fourth proportional to 90,983.26, 125,560.76 and 50,697.05 is: 69,964.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,983.26 : 125,560.76 = 50,697.05 : x
  2. Step 2: Convert to fraction form
    90,983.26/125,560.76 = 50,697.05/x
  3. Step 3: Cross multiply
    90,983.26x = 125,560.76 × 50,697.05
  4. Step 4: Simplify right side
    90,983.26x = 6,365,559,246.47
  5. Step 5: Solve for x
    x = 6,365,559,246.47/90,983.26
  6. Step 6: Final answer
    x = 69,964.07

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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.