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Finding the Fourth Proportional to 247,633.26, 371,597.51 and 89,841.21

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Solution

The fourth proportional to 247,633.26, 371,597.51 and 89,841.21 is: 134,815.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,633.26 : 371,597.51 = 89,841.21 : x
  2. Step 2: Convert to fraction form
    247,633.26/371,597.51 = 89,841.21/x
  3. Step 3: Cross multiply
    247,633.26x = 371,597.51 × 89,841.21
  4. Step 4: Simplify right side
    247,633.26x = 33,384,769,931.39
  5. Step 5: Solve for x
    x = 33,384,769,931.39/247,633.26
  6. Step 6: Final answer
    x = 134,815.37

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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.