Home / 136,180.20-204,270.32-36,340.77

Finding the Fourth Proportional to 136,180.20, 204,270.32 and 36,340.77

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Solution

The fourth proportional to 136,180.20, 204,270.32 and 36,340.77 is: 54,511.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,180.20 : 204,270.32 = 36,340.77 : x
  2. Step 2: Convert to fraction form
    136,180.20/204,270.32 = 36,340.77/x
  3. Step 3: Cross multiply
    136,180.20x = 204,270.32 × 36,340.77
  4. Step 4: Simplify right side
    136,180.20x = 7,423,340,716.95
  5. Step 5: Solve for x
    x = 7,423,340,716.95/136,180.20
  6. Step 6: Final answer
    x = 54,511.16

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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.