Home / 188,712.27-260,204.76-150,441.91

Finding the Fourth Proportional to 188,712.27, 260,204.76 and 150,441.91

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Solution

The fourth proportional to 188,712.27, 260,204.76 and 150,441.91 is: 207,435.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,712.27 : 260,204.76 = 150,441.91 : x
  2. Step 2: Convert to fraction form
    188,712.27/260,204.76 = 150,441.91/x
  3. Step 3: Cross multiply
    188,712.27x = 260,204.76 × 150,441.91
  4. Step 4: Simplify right side
    188,712.27x = 39,145,700,434.98
  5. Step 5: Solve for x
    x = 39,145,700,434.98/188,712.27
  6. Step 6: Final answer
    x = 207,435.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.