Home / 114,650.03-172,002.22-112,743.77

Finding the Fourth Proportional to 114,650.03, 172,002.22 and 112,743.77

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Solution

The fourth proportional to 114,650.03, 172,002.22 and 112,743.77 is: 169,142.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,650.03 : 172,002.22 = 112,743.77 : x
  2. Step 2: Convert to fraction form
    114,650.03/172,002.22 = 112,743.77/x
  3. Step 3: Cross multiply
    114,650.03x = 172,002.22 × 112,743.77
  4. Step 4: Simplify right side
    114,650.03x = 19,392,177,589.30
  5. Step 5: Solve for x
    x = 19,392,177,589.30/114,650.03
  6. Step 6: Final answer
    x = 169,142.36

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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.