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Finding the Fourth Proportional to 101,674.75, 152,536.28 and 35,115.43

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Solution

The fourth proportional to 101,674.75, 152,536.28 and 35,115.43 is: 52,681.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,674.75 : 152,536.28 = 35,115.43 : x
  2. Step 2: Convert to fraction form
    101,674.75/152,536.28 = 35,115.43/x
  3. Step 3: Cross multiply
    101,674.75x = 152,536.28 × 35,115.43
  4. Step 4: Simplify right side
    101,674.75x = 5,356,376,124.54
  5. Step 5: Solve for x
    x = 5,356,376,124.54/101,674.75
  6. Step 6: Final answer
    x = 52,681.48

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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.