Home / 144,585.38-199,535.46-90,850.52

Finding the Fourth Proportional to 144,585.38, 199,535.46 and 90,850.52

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Solution

The fourth proportional to 144,585.38, 199,535.46 and 90,850.52 is: 125,378.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,585.38 : 199,535.46 = 90,850.52 : x
  2. Step 2: Convert to fraction form
    144,585.38/199,535.46 = 90,850.52/x
  3. Step 3: Cross multiply
    144,585.38x = 199,535.46 × 90,850.52
  4. Step 4: Simplify right side
    144,585.38x = 18,127,900,299.44
  5. Step 5: Solve for x
    x = 18,127,900,299.44/144,585.38
  6. Step 6: Final answer
    x = 125,378.52

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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.