Home / 170,165.43-255,271.83-75,388.14

Finding the Fourth Proportional to 170,165.43, 255,271.83 and 75,388.14

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Solution

The fourth proportional to 170,165.43, 255,271.83 and 75,388.14 is: 113,092.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,165.43 : 255,271.83 = 75,388.14 : x
  2. Step 2: Convert to fraction form
    170,165.43/255,271.83 = 75,388.14/x
  3. Step 3: Cross multiply
    170,165.43x = 255,271.83 × 75,388.14
  4. Step 4: Simplify right side
    170,165.43x = 19,244,468,458.10
  5. Step 5: Solve for x
    x = 19,244,468,458.10/170,165.43
  6. Step 6: Final answer
    x = 113,092.70

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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.