Home / 105,829.92-146,022.48-61,092

Finding the Fourth Proportional to 105,829.92, 146,022.48 and 61,092

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Solution

The fourth proportional to 105,829.92, 146,022.48 and 61,092 is: 84,293.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,829.92 : 146,022.48 = 61,092 : x
  2. Step 2: Convert to fraction form
    105,829.92/146,022.48 = 61,092/x
  3. Step 3: Cross multiply
    105,829.92x = 146,022.48 × 61,092
  4. Step 4: Simplify right side
    105,829.92x = 8,920,805,348.16
  5. Step 5: Solve for x
    x = 8,920,805,348.16/105,829.92
  6. Step 6: Final answer
    x = 84,293.79

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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.