Home / 215,449.08-323,251.38-75,228.36

Finding the Fourth Proportional to 215,449.08, 323,251.38 and 75,228.36

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Solution

The fourth proportional to 215,449.08, 323,251.38 and 75,228.36 is: 112,869.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,449.08 : 323,251.38 = 75,228.36 : x
  2. Step 2: Convert to fraction form
    215,449.08/323,251.38 = 75,228.36/x
  3. Step 3: Cross multiply
    215,449.08x = 323,251.38 × 75,228.36
  4. Step 4: Simplify right side
    215,449.08x = 24,317,671,185.14
  5. Step 5: Solve for x
    x = 24,317,671,185.14/215,449.08
  6. Step 6: Final answer
    x = 112,869.69

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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.