Home / 311,841.48-467,758.08-75,182.26

Finding the Fourth Proportional to 311,841.48, 467,758.08 and 75,182.26

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Solution

The fourth proportional to 311,841.48, 467,758.08 and 75,182.26 is: 112,772.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,841.48 : 467,758.08 = 75,182.26 : x
  2. Step 2: Convert to fraction form
    311,841.48/467,758.08 = 75,182.26/x
  3. Step 3: Cross multiply
    311,841.48x = 467,758.08 × 75,182.26
  4. Step 4: Simplify right side
    311,841.48x = 35,167,109,587.66
  5. Step 5: Solve for x
    x = 35,167,109,587.66/311,841.48
  6. Step 6: Final answer
    x = 112,772.39

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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.