Home / 106,078.82-146,392.54-58,335.80

Finding the Fourth Proportional to 106,078.82, 146,392.54 and 58,335.80

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Solution

The fourth proportional to 106,078.82, 146,392.54 and 58,335.80 is: 80,505.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,078.82 : 146,392.54 = 58,335.80 : x
  2. Step 2: Convert to fraction form
    106,078.82/146,392.54 = 58,335.80/x
  3. Step 3: Cross multiply
    106,078.82x = 146,392.54 × 58,335.80
  4. Step 4: Simplify right side
    106,078.82x = 8,539,925,934.93
  5. Step 5: Solve for x
    x = 8,539,925,934.93/106,078.82
  6. Step 6: Final answer
    x = 80,505.48

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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.