Home / 200,704.42-301,078.50-88,336.36

Finding the Fourth Proportional to 200,704.42, 301,078.50 and 88,336.36

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Solution

The fourth proportional to 200,704.42, 301,078.50 and 88,336.36 is: 132,514.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,704.42 : 301,078.50 = 88,336.36 : x
  2. Step 2: Convert to fraction form
    200,704.42/301,078.50 = 88,336.36/x
  3. Step 3: Cross multiply
    200,704.42x = 301,078.50 × 88,336.36
  4. Step 4: Simplify right side
    200,704.42x = 26,596,178,764.26
  5. Step 5: Solve for x
    x = 26,596,178,764.26/200,704.42
  6. Step 6: Final answer
    x = 132,514.17

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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.