Home / 91,023.64-125,613.16-50,739.96

Finding the Fourth Proportional to 91,023.64, 125,613.16 and 50,739.96

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Solution

The fourth proportional to 91,023.64, 125,613.16 and 50,739.96 is: 70,021.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,023.64 : 125,613.16 = 50,739.96 : x
  2. Step 2: Convert to fraction form
    91,023.64/125,613.16 = 50,739.96/x
  3. Step 3: Cross multiply
    91,023.64x = 125,613.16 × 50,739.96
  4. Step 4: Simplify right side
    91,023.64x = 6,373,606,713.87
  5. Step 5: Solve for x
    x = 6,373,606,713.87/91,023.64
  6. Step 6: Final answer
    x = 70,021.44

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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.