Home / 106,288.77-146,685.15-58,542.11

Finding the Fourth Proportional to 106,288.77, 146,685.15 and 58,542.11

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Solution

The fourth proportional to 106,288.77, 146,685.15 and 58,542.11 is: 80,791.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,288.77 : 146,685.15 = 58,542.11 : x
  2. Step 2: Convert to fraction form
    106,288.77/146,685.15 = 58,542.11/x
  3. Step 3: Cross multiply
    106,288.77x = 146,685.15 × 58,542.11
  4. Step 4: Simplify right side
    106,288.77x = 8,587,257,453.24
  5. Step 5: Solve for x
    x = 8,587,257,453.24/106,288.77
  6. Step 6: Final answer
    x = 80,791.77

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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.