Home / 247,520.22-371,220.84-114,272.49

Finding the Fourth Proportional to 247,520.22, 371,220.84 and 114,272.49

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Solution

The fourth proportional to 247,520.22, 371,220.84 and 114,272.49 is: 171,381.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,520.22 : 371,220.84 = 114,272.49 : x
  2. Step 2: Convert to fraction form
    247,520.22/371,220.84 = 114,272.49/x
  3. Step 3: Cross multiply
    247,520.22x = 371,220.84 × 114,272.49
  4. Step 4: Simplify right side
    247,520.22x = 42,420,329,726.69
  5. Step 5: Solve for x
    x = 42,420,329,726.69/247,520.22
  6. Step 6: Final answer
    x = 171,381.27

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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.