Home / 105,877.33-146,110.94-58,133.70

Finding the Fourth Proportional to 105,877.33, 146,110.94 and 58,133.70

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Solution

The fourth proportional to 105,877.33, 146,110.94 and 58,133.70 is: 80,224.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,877.33 : 146,110.94 = 58,133.70 : x
  2. Step 2: Convert to fraction form
    105,877.33/146,110.94 = 58,133.70/x
  3. Step 3: Cross multiply
    105,877.33x = 146,110.94 × 58,133.70
  4. Step 4: Simplify right side
    105,877.33x = 8,493,969,480.01
  5. Step 5: Solve for x
    x = 8,493,969,480.01/105,877.33
  6. Step 6: Final answer
    x = 80,224.63

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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.