Home / 75,589.20-113,400.66-23,002.79

Finding the Fourth Proportional to 75,589.20, 113,400.66 and 23,002.79

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Solution

The fourth proportional to 75,589.20, 113,400.66 and 23,002.79 is: 34,509.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,589.20 : 113,400.66 = 23,002.79 : x
  2. Step 2: Convert to fraction form
    75,589.20/113,400.66 = 23,002.79/x
  3. Step 3: Cross multiply
    75,589.20x = 113,400.66 × 23,002.79
  4. Step 4: Simplify right side
    75,589.20x = 2,608,531,000.84
  5. Step 5: Solve for x
    x = 2,608,531,000.84/75,589.20
  6. Step 6: Final answer
    x = 34,509.31

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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.