Home / 120,687.22-181,043.15-41,801.30

Finding the Fourth Proportional to 120,687.22, 181,043.15 and 41,801.30

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Solution

The fourth proportional to 120,687.22, 181,043.15 and 41,801.30 is: 62,706.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,687.22 : 181,043.15 = 41,801.30 : x
  2. Step 2: Convert to fraction form
    120,687.22/181,043.15 = 41,801.30/x
  3. Step 3: Cross multiply
    120,687.22x = 181,043.15 × 41,801.30
  4. Step 4: Simplify right side
    120,687.22x = 7,567,839,026.10
  5. Step 5: Solve for x
    x = 7,567,839,026.10/120,687.22
  6. Step 6: Final answer
    x = 62,706.22

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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.