Home / 247,534.20-371,447.10-163,537.20

Finding the Fourth Proportional to 247,534.20, 371,447.10 and 163,537.20

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Solution

The fourth proportional to 247,534.20, 371,447.10 and 163,537.20 is: 245,402.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,534.20 : 371,447.10 = 163,537.20 : x
  2. Step 2: Convert to fraction form
    247,534.20/371,447.10 = 163,537.20/x
  3. Step 3: Cross multiply
    247,534.20x = 371,447.10 × 163,537.20
  4. Step 4: Simplify right side
    247,534.20x = 60,745,418,682.12
  5. Step 5: Solve for x
    x = 60,745,418,682.12/247,534.20
  6. Step 6: Final answer
    x = 245,402.12

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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.