Home / 144,229.92-199,036.44-80,567.52

Finding the Fourth Proportional to 144,229.92, 199,036.44 and 80,567.52

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Solution

The fourth proportional to 144,229.92, 199,036.44 and 80,567.52 is: 111,182.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,229.92 : 199,036.44 = 80,567.52 : x
  2. Step 2: Convert to fraction form
    144,229.92/199,036.44 = 80,567.52/x
  3. Step 3: Cross multiply
    144,229.92x = 199,036.44 × 80,567.52
  4. Step 4: Simplify right side
    144,229.92x = 16,035,872,360.43
  5. Step 5: Solve for x
    x = 16,035,872,360.43/144,229.92
  6. Step 6: Final answer
    x = 111,182.70

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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.