Home / 146,104.19-219,178.19-51,317.66

Finding the Fourth Proportional to 146,104.19, 219,178.19 and 51,317.66

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Solution

The fourth proportional to 146,104.19, 219,178.19 and 51,317.66 is: 76,984.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,104.19 : 219,178.19 = 51,317.66 : x
  2. Step 2: Convert to fraction form
    146,104.19/219,178.19 = 51,317.66/x
  3. Step 3: Cross multiply
    146,104.19x = 219,178.19 × 51,317.66
  4. Step 4: Simplify right side
    146,104.19x = 11,247,710,481.36
  5. Step 5: Solve for x
    x = 11,247,710,481.36/146,104.19
  6. Step 6: Final answer
    x = 76,984.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.