Home / 146,051.16-219,078.72-51,277.56

Finding the Fourth Proportional to 146,051.16, 219,078.72 and 51,277.56

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Solution

The fourth proportional to 146,051.16, 219,078.72 and 51,277.56 is: 76,917.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,051.16 : 219,078.72 = 51,277.56 : x
  2. Step 2: Convert to fraction form
    146,051.16/219,078.72 = 51,277.56/x
  3. Step 3: Cross multiply
    146,051.16x = 219,078.72 × 51,277.56
  4. Step 4: Simplify right side
    146,051.16x = 11,233,822,209.52
  5. Step 5: Solve for x
    x = 11,233,822,209.52/146,051.16
  6. Step 6: Final answer
    x = 76,917.04

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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.