Home / 215,159.25-296,919.77-125,735.25

Finding the Fourth Proportional to 215,159.25, 296,919.77 and 125,735.25

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Solution

The fourth proportional to 215,159.25, 296,919.77 and 125,735.25 is: 173,514.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,159.25 : 296,919.77 = 125,735.25 : x
  2. Step 2: Convert to fraction form
    215,159.25/296,919.77 = 125,735.25/x
  3. Step 3: Cross multiply
    215,159.25x = 296,919.77 × 125,735.25
  4. Step 4: Simplify right side
    215,159.25x = 37,333,280,882.22
  5. Step 5: Solve for x
    x = 37,333,280,882.22/215,159.25
  6. Step 6: Final answer
    x = 173,514.65

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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.