Home / 377,104.27-565,508.18-137,161.21

Finding the Fourth Proportional to 377,104.27, 565,508.18 and 137,161.21

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Solution

The fourth proportional to 377,104.27, 565,508.18 and 137,161.21 is: 205,687.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,104.27 : 565,508.18 = 137,161.21 : x
  2. Step 2: Convert to fraction form
    377,104.27/565,508.18 = 137,161.21/x
  3. Step 3: Cross multiply
    377,104.27x = 565,508.18 × 137,161.21
  4. Step 4: Simplify right side
    377,104.27x = 77,565,786,233.70
  5. Step 5: Solve for x
    x = 77,565,786,233.70/377,104.27
  6. Step 6: Final answer
    x = 205,687.90

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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.