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Finding the Fourth Proportional to 269,098.65, 371,358.72 and 148,244.22

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Solution

The fourth proportional to 269,098.65, 371,358.72 and 148,244.22 is: 204,578.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,098.65 : 371,358.72 = 148,244.22 : x
  2. Step 2: Convert to fraction form
    269,098.65/371,358.72 = 148,244.22/x
  3. Step 3: Cross multiply
    269,098.65x = 371,358.72 × 148,244.22
  4. Step 4: Simplify right side
    269,098.65x = 55,051,783,786.60
  5. Step 5: Solve for x
    x = 55,051,783,786.60/269,098.65
  6. Step 6: Final answer
    x = 204,578.45

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1.5x scale

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.