Home / 230,882.38-346,320.32-73,110.78

Finding the Fourth Proportional to 230,882.38, 346,320.32 and 73,110.78

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Solution

The fourth proportional to 230,882.38, 346,320.32 and 73,110.78 is: 109,665.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,882.38 : 346,320.32 = 73,110.78 : x
  2. Step 2: Convert to fraction form
    230,882.38/346,320.32 = 73,110.78/x
  3. Step 3: Cross multiply
    230,882.38x = 346,320.32 × 73,110.78
  4. Step 4: Simplify right side
    230,882.38x = 25,319,748,725.05
  5. Step 5: Solve for x
    x = 25,319,748,725.05/230,882.38
  6. Step 6: Final answer
    x = 109,665.14

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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.