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Finding the Fourth Proportional to 146,274.82, 201,859.24 and 79,206.82

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Solution

The fourth proportional to 146,274.82, 201,859.24 and 79,206.82 is: 109,305.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,274.82 : 201,859.24 = 79,206.82 : x
  2. Step 2: Convert to fraction form
    146,274.82/201,859.24 = 79,206.82/x
  3. Step 3: Cross multiply
    146,274.82x = 201,859.24 × 79,206.82
  4. Step 4: Simplify right side
    146,274.82x = 15,988,628,488.02
  5. Step 5: Solve for x
    x = 15,988,628,488.02/146,274.82
  6. Step 6: Final answer
    x = 109,305.41

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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.