Home / 75,050.90-112,545.20-27,668.69

Finding the Fourth Proportional to 75,050.90, 112,545.20 and 27,668.69

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Solution

The fourth proportional to 75,050.90, 112,545.20 and 27,668.69 is: 41,491.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,050.90 : 112,545.20 = 27,668.69 : x
  2. Step 2: Convert to fraction form
    75,050.90/112,545.20 = 27,668.69/x
  3. Step 3: Cross multiply
    75,050.90x = 112,545.20 × 27,668.69
  4. Step 4: Simplify right side
    75,050.90x = 3,113,978,249.79
  5. Step 5: Solve for x
    x = 3,113,978,249.79/75,050.90
  6. Step 6: Final answer
    x = 41,491.55

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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.