Home / 230,851.17-346,296.49-81,078.42

Finding the Fourth Proportional to 230,851.17, 346,296.49 and 81,078.42

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Solution

The fourth proportional to 230,851.17, 346,296.49 and 81,078.42 is: 121,624.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,851.17 : 346,296.49 = 81,078.42 : x
  2. Step 2: Convert to fraction form
    230,851.17/346,296.49 = 81,078.42/x
  3. Step 3: Cross multiply
    230,851.17x = 346,296.49 × 81,078.42
  4. Step 4: Simplify right side
    230,851.17x = 28,077,172,260.75
  5. Step 5: Solve for x
    x = 28,077,172,260.75/230,851.17
  6. Step 6: Final answer
    x = 121,624.56

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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.