Home / 60,739.80-91,122.18-25,679.64

Finding the Fourth Proportional to 60,739.80, 91,122.18 and 25,679.64

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Solution

The fourth proportional to 60,739.80, 91,122.18 and 25,679.64 is: 38,524.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,739.80 : 91,122.18 = 25,679.64 : x
  2. Step 2: Convert to fraction form
    60,739.80/91,122.18 = 25,679.64/x
  3. Step 3: Cross multiply
    60,739.80x = 91,122.18 × 25,679.64
  4. Step 4: Simplify right side
    60,739.80x = 2,339,984,778.42
  5. Step 5: Solve for x
    x = 2,339,984,778.42/60,739.80
  6. Step 6: Final answer
    x = 38,524.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.