Home / 80,184.66-120,289.29-58,164.30

Finding the Fourth Proportional to 80,184.66, 120,289.29 and 58,164.30

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Solution

The fourth proportional to 80,184.66, 120,289.29 and 58,164.30 is: 87,255.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,184.66 : 120,289.29 = 58,164.30 : x
  2. Step 2: Convert to fraction form
    80,184.66/120,289.29 = 58,164.30/x
  3. Step 3: Cross multiply
    80,184.66x = 120,289.29 × 58,164.30
  4. Step 4: Simplify right side
    80,184.66x = 6,996,542,350.35
  5. Step 5: Solve for x
    x = 6,996,542,350.35/80,184.66
  6. Step 6: Final answer
    x = 87,255.37

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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.