Home / 146,274.12-201,857.94-79,206.12

Finding the Fourth Proportional to 146,274.12, 201,857.94 and 79,206.12

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Solution

The fourth proportional to 146,274.12, 201,857.94 and 79,206.12 is: 109,304.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,274.12 : 201,857.94 = 79,206.12 : x
  2. Step 2: Convert to fraction form
    146,274.12/201,857.94 = 79,206.12/x
  3. Step 3: Cross multiply
    146,274.12x = 201,857.94 × 79,206.12
  4. Step 4: Simplify right side
    146,274.12x = 15,988,384,218.59
  5. Step 5: Solve for x
    x = 15,988,384,218.59/146,274.12
  6. Step 6: Final answer
    x = 109,304.26

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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.