Home / 47,356.11-71,107.88-45,252.54

Finding the Fourth Proportional to 47,356.11, 71,107.88 and 45,252.54

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Solution

The fourth proportional to 47,356.11, 71,107.88 and 45,252.54 is: 67,949.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,356.11 : 71,107.88 = 45,252.54 : x
  2. Step 2: Convert to fraction form
    47,356.11/71,107.88 = 45,252.54/x
  3. Step 3: Cross multiply
    47,356.11x = 71,107.88 × 45,252.54
  4. Step 4: Simplify right side
    47,356.11x = 3,217,811,957.75
  5. Step 5: Solve for x
    x = 3,217,811,957.75/47,356.11
  6. Step 6: Final answer
    x = 67,949.25

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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.