Home / 200,566.36-300,946.85-88,231.98

Finding the Fourth Proportional to 200,566.36, 300,946.85 and 88,231.98

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Solution

The fourth proportional to 200,566.36, 300,946.85 and 88,231.98 is: 132,390.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,566.36 : 300,946.85 = 88,231.98 : x
  2. Step 2: Convert to fraction form
    200,566.36/300,946.85 = 88,231.98/x
  3. Step 3: Cross multiply
    200,566.36x = 300,946.85 × 88,231.98
  4. Step 4: Simplify right side
    200,566.36x = 26,553,137,081.87
  5. Step 5: Solve for x
    x = 26,553,137,081.87/200,566.36
  6. Step 6: Final answer
    x = 132,390.78

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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.