Home / 144,589.96-199,532.19-80,927.74

Finding the Fourth Proportional to 144,589.96, 199,532.19 and 80,927.74

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Solution

The fourth proportional to 144,589.96, 199,532.19 and 80,927.74 is: 111,679.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,589.96 : 199,532.19 = 80,927.74 : x
  2. Step 2: Convert to fraction form
    144,589.96/199,532.19 = 80,927.74/x
  3. Step 3: Cross multiply
    144,589.96x = 199,532.19 × 80,927.74
  4. Step 4: Simplify right side
    144,589.96x = 16,147,689,193.95
  5. Step 5: Solve for x
    x = 16,147,689,193.95/144,589.96
  6. Step 6: Final answer
    x = 111,679.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.