Home / 192,747-266,044.68-112,190.04

Finding the Fourth Proportional to 192,747, 266,044.68 and 112,190.04

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Solution

The fourth proportional to 192,747, 266,044.68 and 112,190.04 is: 154,853.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,747 : 266,044.68 = 112,190.04 : x
  2. Step 2: Convert to fraction form
    192,747/266,044.68 = 112,190.04/x
  3. Step 3: Cross multiply
    192,747x = 266,044.68 × 112,190.04
  4. Step 4: Simplify right side
    192,747x = 29,847,563,290.99
  5. Step 5: Solve for x
    x = 29,847,563,290.99/192,747
  6. Step 6: Final answer
    x = 154,853.58

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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.