Home / 48,791.97-73,117.69-28,754.19

Finding the Fourth Proportional to 48,791.97, 73,117.69 and 28,754.19

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Solution

The fourth proportional to 48,791.97, 73,117.69 and 28,754.19 is: 43,089.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,791.97 : 73,117.69 = 28,754.19 : x
  2. Step 2: Convert to fraction form
    48,791.97/73,117.69 = 28,754.19/x
  3. Step 3: Cross multiply
    48,791.97x = 73,117.69 × 28,754.19
  4. Step 4: Simplify right side
    48,791.97x = 2,102,439,878.74
  5. Step 5: Solve for x
    x = 2,102,439,878.74/48,791.97
  6. Step 6: Final answer
    x = 43,089.87

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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.