Home / 105,950.43-146,207.03-58,202.75

Finding the Fourth Proportional to 105,950.43, 146,207.03 and 58,202.75

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Solution

The fourth proportional to 105,950.43, 146,207.03 and 58,202.75 is: 80,317.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,950.43 : 146,207.03 = 58,202.75 : x
  2. Step 2: Convert to fraction form
    105,950.43/146,207.03 = 58,202.75/x
  3. Step 3: Cross multiply
    105,950.43x = 146,207.03 × 58,202.75
  4. Step 4: Simplify right side
    105,950.43x = 8,509,651,289.84
  5. Step 5: Solve for x
    x = 8,509,651,289.84/105,950.43
  6. Step 6: Final answer
    x = 80,317.29

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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.