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Finding the Fourth Proportional to 247,367.45, 371,066.55 and 89,597.27

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Solution

The fourth proportional to 247,367.45, 371,066.55 and 89,597.27 is: 134,401.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,367.45 : 371,066.55 = 89,597.27 : x
  2. Step 2: Convert to fraction form
    247,367.45/371,066.55 = 89,597.27/x
  3. Step 3: Cross multiply
    247,367.45x = 371,066.55 × 89,597.27
  4. Step 4: Simplify right side
    247,367.45x = 33,246,548,012.99
  5. Step 5: Solve for x
    x = 33,246,548,012.99/247,367.45
  6. Step 6: Final answer
    x = 134,401.47

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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.