Home / 106,081.97-146,393.17-58,335.32

Finding the Fourth Proportional to 106,081.97, 146,393.17 and 58,335.32

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Solution

The fourth proportional to 106,081.97, 146,393.17 and 58,335.32 is: 80,502.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,081.97 : 146,393.17 = 58,335.32 : x
  2. Step 2: Convert to fraction form
    106,081.97/146,393.17 = 58,335.32/x
  3. Step 3: Cross multiply
    106,081.97x = 146,393.17 × 58,335.32
  4. Step 4: Simplify right side
    106,081.97x = 8,539,892,288.09
  5. Step 5: Solve for x
    x = 8,539,892,288.09/106,081.97
  6. Step 6: Final answer
    x = 80,502.77

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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.