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Finding the Fourth Proportional to 253,866, 350,335.08 and 140,696.04

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Solution

The fourth proportional to 253,866, 350,335.08 and 140,696.04 is: 194,160.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,866 : 350,335.08 = 140,696.04 : x
  2. Step 2: Convert to fraction form
    253,866/350,335.08 = 140,696.04/x
  3. Step 3: Cross multiply
    253,866x = 350,335.08 × 140,696.04
  4. Step 4: Simplify right side
    253,866x = 49,290,758,429.08
  5. Step 5: Solve for x
    x = 49,290,758,429.08/253,866
  6. Step 6: Final answer
    x = 194,160.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.