Home / 146,322.33-219,314.07-67,270.65

Finding the Fourth Proportional to 146,322.33, 219,314.07 and 67,270.65

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Solution

The fourth proportional to 146,322.33, 219,314.07 and 67,270.65 is: 100,828.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,322.33 : 219,314.07 = 67,270.65 : x
  2. Step 2: Convert to fraction form
    146,322.33/219,314.07 = 67,270.65/x
  3. Step 3: Cross multiply
    146,322.33x = 219,314.07 × 67,270.65
  4. Step 4: Simplify right side
    146,322.33x = 14,753,400,043.05
  5. Step 5: Solve for x
    x = 14,753,400,043.05/146,322.33
  6. Step 6: Final answer
    x = 100,828.08

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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.