Home / 48,905.80-67,500.50-29,791.87

Finding the Fourth Proportional to 48,905.80, 67,500.50 and 29,791.87

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Solution

The fourth proportional to 48,905.80, 67,500.50 and 29,791.87 is: 41,119.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,905.80 : 67,500.50 = 29,791.87 : x
  2. Step 2: Convert to fraction form
    48,905.80/67,500.50 = 29,791.87/x
  3. Step 3: Cross multiply
    48,905.80x = 67,500.50 × 29,791.87
  4. Step 4: Simplify right side
    48,905.80x = 2,010,966,120.94
  5. Step 5: Solve for x
    x = 2,010,966,120.94/48,905.80
  6. Step 6: Final answer
    x = 41,119.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.