Home / 146,179.11-219,291.53-61,939.47

Finding the Fourth Proportional to 146,179.11, 219,291.53 and 61,939.47

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Solution

The fourth proportional to 146,179.11, 219,291.53 and 61,939.47 is: 92,918.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,179.11 : 219,291.53 = 61,939.47 : x
  2. Step 2: Convert to fraction form
    146,179.11/219,291.53 = 61,939.47/x
  3. Step 3: Cross multiply
    146,179.11x = 219,291.53 × 61,939.47
  4. Step 4: Simplify right side
    146,179.11x = 13,582,800,833.99
  5. Step 5: Solve for x
    x = 13,582,800,833.99/146,179.11
  6. Step 6: Final answer
    x = 92,918.89

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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.