Home / 146,769.91-202,536.79-83,107.86

Finding the Fourth Proportional to 146,769.91, 202,536.79 and 83,107.86

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Solution

The fourth proportional to 146,769.91, 202,536.79 and 83,107.86 is: 114,685.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,769.91 : 202,536.79 = 83,107.86 : x
  2. Step 2: Convert to fraction form
    146,769.91/202,536.79 = 83,107.86/x
  3. Step 3: Cross multiply
    146,769.91x = 202,536.79 × 83,107.86
  4. Step 4: Simplify right side
    146,769.91x = 16,832,398,220.89
  5. Step 5: Solve for x
    x = 16,832,398,220.89/146,769.91
  6. Step 6: Final answer
    x = 114,685.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.