Home / 147,067.40-220,082.70-134,625.80

Finding the Fourth Proportional to 147,067.40, 220,082.70 and 134,625.80

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Solution

The fourth proportional to 147,067.40, 220,082.70 and 134,625.80 is: 201,464.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,067.40 : 220,082.70 = 134,625.80 : x
  2. Step 2: Convert to fraction form
    147,067.40/220,082.70 = 134,625.80/x
  3. Step 3: Cross multiply
    147,067.40x = 220,082.70 × 134,625.80
  4. Step 4: Simplify right side
    147,067.40x = 29,628,809,553.66
  5. Step 5: Solve for x
    x = 29,628,809,553.66/147,067.40
  6. Step 6: Final answer
    x = 201,464.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.