Home / 120,535.26-180,814.89-44,654.10

Finding the Fourth Proportional to 120,535.26, 180,814.89 and 44,654.10

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Solution

The fourth proportional to 120,535.26, 180,814.89 and 44,654.10 is: 66,985.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,535.26 : 180,814.89 = 44,654.10 : x
  2. Step 2: Convert to fraction form
    120,535.26/180,814.89 = 44,654.10/x
  3. Step 3: Cross multiply
    120,535.26x = 180,814.89 × 44,654.10
  4. Step 4: Simplify right side
    120,535.26x = 8,074,126,179.55
  5. Step 5: Solve for x
    x = 8,074,126,179.55/120,535.26
  6. Step 6: Final answer
    x = 66,985.60

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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.