Home / 170,091.01-255,194.16-75,308.12

Finding the Fourth Proportional to 170,091.01, 255,194.16 and 75,308.12

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Solution

The fourth proportional to 170,091.01, 255,194.16 and 75,308.12 is: 112,987.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,091.01 : 255,194.16 = 75,308.12 : x
  2. Step 2: Convert to fraction form
    170,091.01/255,194.16 = 75,308.12/x
  3. Step 3: Cross multiply
    170,091.01x = 255,194.16 × 75,308.12
  4. Step 4: Simplify right side
    170,091.01x = 19,218,192,424.58
  5. Step 5: Solve for x
    x = 19,218,192,424.58/170,091.01
  6. Step 6: Final answer
    x = 112,987.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.