Home / 170,164.42-255,270.32-75,387.12

Finding the Fourth Proportional to 170,164.42, 255,270.32 and 75,387.12

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Solution

The fourth proportional to 170,164.42, 255,270.32 and 75,387.12 is: 113,091.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,164.42 : 255,270.32 = 75,387.12 : x
  2. Step 2: Convert to fraction form
    170,164.42/255,270.32 = 75,387.12/x
  3. Step 3: Cross multiply
    170,164.42x = 255,270.32 × 75,387.12
  4. Step 4: Simplify right side
    170,164.42x = 19,244,094,246.28
  5. Step 5: Solve for x
    x = 19,244,094,246.28/170,164.42
  6. Step 6: Final answer
    x = 113,091.18

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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.