Home / 146,388.49-219,579.07-67,502.65

Finding the Fourth Proportional to 146,388.49, 219,579.07 and 67,502.65

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Solution

The fourth proportional to 146,388.49, 219,579.07 and 67,502.65 is: 101,252.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,388.49 : 219,579.07 = 67,502.65 : x
  2. Step 2: Convert to fraction form
    146,388.49/219,579.07 = 67,502.65/x
  3. Step 3: Cross multiply
    146,388.49x = 219,579.07 × 67,502.65
  4. Step 4: Simplify right side
    146,388.49x = 14,822,169,109.54
  5. Step 5: Solve for x
    x = 14,822,169,109.54/146,388.49
  6. Step 6: Final answer
    x = 101,252.28

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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.