Home / 185,207.69-255,581.38-108,725.57

Finding the Fourth Proportional to 185,207.69, 255,581.38 and 108,725.57

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Solution

The fourth proportional to 185,207.69, 255,581.38 and 108,725.57 is: 150,038.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,207.69 : 255,581.38 = 108,725.57 : x
  2. Step 2: Convert to fraction form
    185,207.69/255,581.38 = 108,725.57/x
  3. Step 3: Cross multiply
    185,207.69x = 255,581.38 × 108,725.57
  4. Step 4: Simplify right side
    185,207.69x = 27,788,231,221.89
  5. Step 5: Solve for x
    x = 27,788,231,221.89/185,207.69
  6. Step 6: Final answer
    x = 150,038.22

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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.