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Finding the Fourth Proportional to 253,877, 350,350.26 and 140,707.04

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Solution

The fourth proportional to 253,877, 350,350.26 and 140,707.04 is: 194,175.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,877 : 350,350.26 = 140,707.04 : x
  2. Step 2: Convert to fraction form
    253,877/350,350.26 = 140,707.04/x
  3. Step 3: Cross multiply
    253,877x = 350,350.26 × 140,707.04
  4. Step 4: Simplify right side
    253,877x = 49,296,748,047.83
  5. Step 5: Solve for x
    x = 49,296,748,047.83/253,877
  6. Step 6: Final answer
    x = 194,175.72

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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.