Home / 105,876.82-146,110.30-58,133.26

Finding the Fourth Proportional to 105,876.82, 146,110.30 and 58,133.26

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Solution

The fourth proportional to 105,876.82, 146,110.30 and 58,133.26 is: 80,224.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,876.82 : 146,110.30 = 58,133.26 : x
  2. Step 2: Convert to fraction form
    105,876.82/146,110.30 = 58,133.26/x
  3. Step 3: Cross multiply
    105,876.82x = 146,110.30 × 58,133.26
  4. Step 4: Simplify right side
    105,876.82x = 8,493,868,058.58
  5. Step 5: Solve for x
    x = 8,493,868,058.58/105,876.82
  6. Step 6: Final answer
    x = 80,224.06

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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.