Home / 114,278.80-171,453.12-51,151.92

Finding the Fourth Proportional to 114,278.80, 171,453.12 and 51,151.92

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Solution

The fourth proportional to 114,278.80, 171,453.12 and 51,151.92 is: 76,743.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,278.80 : 171,453.12 = 51,151.92 : x
  2. Step 2: Convert to fraction form
    114,278.80/171,453.12 = 51,151.92/x
  3. Step 3: Cross multiply
    114,278.80x = 171,453.12 × 51,151.92
  4. Step 4: Simplify right side
    114,278.80x = 8,770,156,277.99
  5. Step 5: Solve for x
    x = 8,770,156,277.99/114,278.80
  6. Step 6: Final answer
    x = 76,743.51

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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.