Home / 269,031.68-403,453.32-79,441.52

Finding the Fourth Proportional to 269,031.68, 403,453.32 and 79,441.52

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Solution

The fourth proportional to 269,031.68, 403,453.32 and 79,441.52 is: 119,134.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,031.68 : 403,453.32 = 79,441.52 : x
  2. Step 2: Convert to fraction form
    269,031.68/403,453.32 = 79,441.52/x
  3. Step 3: Cross multiply
    269,031.68x = 403,453.32 × 79,441.52
  4. Step 4: Simplify right side
    269,031.68x = 32,050,944,989.85
  5. Step 5: Solve for x
    x = 32,050,944,989.85/269,031.68
  6. Step 6: Final answer
    x = 119,134.46

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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.