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Finding the Fourth Proportional to 223,067.75, 334,603.78 and 56,855.75

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Solution

The fourth proportional to 223,067.75, 334,603.78 and 56,855.75 is: 85,284.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,067.75 : 334,603.78 = 56,855.75 : x
  2. Step 2: Convert to fraction form
    223,067.75/334,603.78 = 56,855.75/x
  3. Step 3: Cross multiply
    223,067.75x = 334,603.78 × 56,855.75
  4. Step 4: Simplify right side
    223,067.75x = 19,024,147,049.58
  5. Step 5: Solve for x
    x = 19,024,147,049.58/223,067.75
  6. Step 6: Final answer
    x = 85,284.17

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1.5x scale

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.