Home / 377,908.60-566,942.86-125,174.78

Finding the Fourth Proportional to 377,908.60, 566,942.86 and 125,174.78

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Solution

The fourth proportional to 377,908.60, 566,942.86 and 125,174.78 is: 187,788.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,908.60 : 566,942.86 = 125,174.78 : x
  2. Step 2: Convert to fraction form
    377,908.60/566,942.86 = 125,174.78/x
  3. Step 3: Cross multiply
    377,908.60x = 566,942.86 × 125,174.78
  4. Step 4: Simplify right side
    377,908.60x = 70,966,944,625.42
  5. Step 5: Solve for x
    x = 70,966,944,625.42/377,908.60
  6. Step 6: Final answer
    x = 187,788.65

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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.