Home / 48,299.40-72,449.10-34,302.60

Finding the Fourth Proportional to 48,299.40, 72,449.10 and 34,302.60

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Solution

The fourth proportional to 48,299.40, 72,449.10 and 34,302.60 is: 51,453.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,299.40 : 72,449.10 = 34,302.60 : x
  2. Step 2: Convert to fraction form
    48,299.40/72,449.10 = 34,302.60/x
  3. Step 3: Cross multiply
    48,299.40x = 72,449.10 × 34,302.60
  4. Step 4: Simplify right side
    48,299.40x = 2,485,192,497.66
  5. Step 5: Solve for x
    x = 2,485,192,497.66/48,299.40
  6. Step 6: Final answer
    x = 51,453.90

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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.