Home / 144,287.92-199,113.51-80,626.24

Finding the Fourth Proportional to 144,287.92, 199,113.51 and 80,626.24

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Solution

The fourth proportional to 144,287.92, 199,113.51 and 80,626.24 is: 111,262.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,287.92 : 199,113.51 = 80,626.24 : x
  2. Step 2: Convert to fraction form
    144,287.92/199,113.51 = 80,626.24/x
  3. Step 3: Cross multiply
    144,287.92x = 199,113.51 × 80,626.24
  4. Step 4: Simplify right side
    144,287.92x = 16,053,773,644.50
  5. Step 5: Solve for x
    x = 16,053,773,644.50/144,287.92
  6. Step 6: Final answer
    x = 111,262.08

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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.