Home / 120,260.59-180,340.11-36,032.72

Finding the Fourth Proportional to 120,260.59, 180,340.11 and 36,032.72

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Solution

The fourth proportional to 120,260.59, 180,340.11 and 36,032.72 is: 54,033.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,260.59 : 180,340.11 = 36,032.72 : x
  2. Step 2: Convert to fraction form
    120,260.59/180,340.11 = 36,032.72/x
  3. Step 3: Cross multiply
    120,260.59x = 180,340.11 × 36,032.72
  4. Step 4: Simplify right side
    120,260.59x = 6,498,143,786.70
  5. Step 5: Solve for x
    x = 6,498,143,786.70/120,260.59
  6. Step 6: Final answer
    x = 54,033.86

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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.