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Finding the Fourth Proportional to 202,046.75, 303,070.13 and 112,144.65

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Solution

The fourth proportional to 202,046.75, 303,070.13 and 112,144.65 is: 168,216.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,046.75 : 303,070.13 = 112,144.65 : x
  2. Step 2: Convert to fraction form
    202,046.75/303,070.13 = 112,144.65/x
  3. Step 3: Cross multiply
    202,046.75x = 303,070.13 × 112,144.65
  4. Step 4: Simplify right side
    202,046.75x = 33,987,693,654.30
  5. Step 5: Solve for x
    x = 33,987,693,654.30/202,046.75
  6. Step 6: Final answer
    x = 168,216.98

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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.