Home / 250,921.12-346,186.68-160,330.04

Finding the Fourth Proportional to 250,921.12, 346,186.68 and 160,330.04

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Solution

The fourth proportional to 250,921.12, 346,186.68 and 160,330.04 is: 221,201.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,921.12 : 346,186.68 = 160,330.04 : x
  2. Step 2: Convert to fraction form
    250,921.12/346,186.68 = 160,330.04/x
  3. Step 3: Cross multiply
    250,921.12x = 346,186.68 × 160,330.04
  4. Step 4: Simplify right side
    250,921.12x = 55,504,124,251.87
  5. Step 5: Solve for x
    x = 55,504,124,251.87/250,921.12
  6. Step 6: Final answer
    x = 221,201.48

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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.