Home / 106,218.66-146,580.57-58,470.96

Finding the Fourth Proportional to 106,218.66, 146,580.57 and 58,470.96

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Solution

The fourth proportional to 106,218.66, 146,580.57 and 58,470.96 is: 80,689.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,218.66 : 146,580.57 = 58,470.96 : x
  2. Step 2: Convert to fraction form
    106,218.66/146,580.57 = 58,470.96/x
  3. Step 3: Cross multiply
    106,218.66x = 146,580.57 × 58,470.96
  4. Step 4: Simplify right side
    106,218.66x = 8,570,706,645.25
  5. Step 5: Solve for x
    x = 8,570,706,645.25/106,218.66
  6. Step 6: Final answer
    x = 80,689.27

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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.