Home / 79,736.13-119,562.68-29,775.14

Finding the Fourth Proportional to 79,736.13, 119,562.68 and 29,775.14

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Solution

The fourth proportional to 79,736.13, 119,562.68 and 29,775.14 is: 44,647.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,736.13 : 119,562.68 = 29,775.14 : x
  2. Step 2: Convert to fraction form
    79,736.13/119,562.68 = 29,775.14/x
  3. Step 3: Cross multiply
    79,736.13x = 119,562.68 × 29,775.14
  4. Step 4: Simplify right side
    79,736.13x = 3,559,995,909.12
  5. Step 5: Solve for x
    x = 3,559,995,909.12/79,736.13
  6. Step 6: Final answer
    x = 44,647.21

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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.