Home / 107,808.12-161,743.38-44,616.58

Finding the Fourth Proportional to 107,808.12, 161,743.38 and 44,616.58

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Solution

The fourth proportional to 107,808.12, 161,743.38 and 44,616.58 is: 66,937.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,808.12 : 161,743.38 = 44,616.58 : x
  2. Step 2: Convert to fraction form
    107,808.12/161,743.38 = 44,616.58/x
  3. Step 3: Cross multiply
    107,808.12x = 161,743.38 × 44,616.58
  4. Step 4: Simplify right side
    107,808.12x = 7,216,436,453.24
  5. Step 5: Solve for x
    x = 7,216,436,453.24/107,808.12
  6. Step 6: Final answer
    x = 66,937.78

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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.