Home / 75,680.73-113,521.23-23,089.86

Finding the Fourth Proportional to 75,680.73, 113,521.23 and 23,089.86

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Solution

The fourth proportional to 75,680.73, 113,521.23 and 23,089.86 is: 34,634.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,680.73 : 113,521.23 = 23,089.86 : x
  2. Step 2: Convert to fraction form
    75,680.73/113,521.23 = 23,089.86/x
  3. Step 3: Cross multiply
    75,680.73x = 113,521.23 × 23,089.86
  4. Step 4: Simplify right side
    75,680.73x = 2,621,189,307.73
  5. Step 5: Solve for x
    x = 2,621,189,307.73/75,680.73
  6. Step 6: Final answer
    x = 34,634.83

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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.