Home / 222,922.59-307,633.17-127,431.42

Finding the Fourth Proportional to 222,922.59, 307,633.17 and 127,431.42

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Solution

The fourth proportional to 222,922.59, 307,633.17 and 127,431.42 is: 175,855.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,922.59 : 307,633.17 = 127,431.42 : x
  2. Step 2: Convert to fraction form
    222,922.59/307,633.17 = 127,431.42/x
  3. Step 3: Cross multiply
    222,922.59x = 307,633.17 × 127,431.42
  4. Step 4: Simplify right side
    222,922.59x = 39,202,131,692.20
  5. Step 5: Solve for x
    x = 39,202,131,692.20/222,922.59
  6. Step 6: Final answer
    x = 175,855.36

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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.