Home / 230,945.28-346,138.88-112,439.04

Finding the Fourth Proportional to 230,945.28, 346,138.88 and 112,439.04

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Solution

The fourth proportional to 230,945.28, 346,138.88 and 112,439.04 is: 168,522.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,945.28 : 346,138.88 = 112,439.04 : x
  2. Step 2: Convert to fraction form
    230,945.28/346,138.88 = 112,439.04/x
  3. Step 3: Cross multiply
    230,945.28x = 346,138.88 × 112,439.04
  4. Step 4: Simplify right side
    230,945.28x = 38,919,523,373.88
  5. Step 5: Solve for x
    x = 38,919,523,373.88/230,945.28
  6. Step 6: Final answer
    x = 168,522.71

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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.