Home / 185,265.22-255,666.24-100,382.26

Finding the Fourth Proportional to 185,265.22, 255,666.24 and 100,382.26

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Solution

The fourth proportional to 185,265.22, 255,666.24 and 100,382.26 is: 138,527.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,265.22 : 255,666.24 = 100,382.26 : x
  2. Step 2: Convert to fraction form
    185,265.22/255,666.24 = 100,382.26/x
  3. Step 3: Cross multiply
    185,265.22x = 255,666.24 × 100,382.26
  4. Step 4: Simplify right side
    185,265.22x = 25,664,354,976.90
  5. Step 5: Solve for x
    x = 25,664,354,976.90/185,265.22
  6. Step 6: Final answer
    x = 138,527.65

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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.