Home / 112,269.80-168,404.70-101,198.12

Finding the Fourth Proportional to 112,269.80, 168,404.70 and 101,198.12

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Solution

The fourth proportional to 112,269.80, 168,404.70 and 101,198.12 is: 151,797.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,269.80 : 168,404.70 = 101,198.12 : x
  2. Step 2: Convert to fraction form
    112,269.80/168,404.70 = 101,198.12/x
  3. Step 3: Cross multiply
    112,269.80x = 168,404.70 × 101,198.12
  4. Step 4: Simplify right side
    112,269.80x = 17,042,238,197.14
  5. Step 5: Solve for x
    x = 17,042,238,197.14/112,269.80
  6. Step 6: Final answer
    x = 151,797.17

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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.