Home / 79,739.22-119,612.06-29,814.18

Finding the Fourth Proportional to 79,739.22, 119,612.06 and 29,814.18

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Solution

The fourth proportional to 79,739.22, 119,612.06 and 29,814.18 is: 44,722.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,739.22 : 119,612.06 = 29,814.18 : x
  2. Step 2: Convert to fraction form
    79,739.22/119,612.06 = 29,814.18/x
  3. Step 3: Cross multiply
    79,739.22x = 119,612.06 × 29,814.18
  4. Step 4: Simplify right side
    79,739.22x = 3,566,135,487.01
  5. Step 5: Solve for x
    x = 3,566,135,487.01/79,739.22
  6. Step 6: Final answer
    x = 44,722.48

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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.