Home / 198,262.31-296,942.01-155,299.52

Finding the Fourth Proportional to 198,262.31, 296,942.01 and 155,299.52

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Solution

The fourth proportional to 198,262.31, 296,942.01 and 155,299.52 is: 232,595.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,262.31 : 296,942.01 = 155,299.52 : x
  2. Step 2: Convert to fraction form
    198,262.31/296,942.01 = 155,299.52/x
  3. Step 3: Cross multiply
    198,262.31x = 296,942.01 × 155,299.52
  4. Step 4: Simplify right side
    198,262.31x = 46,114,950,136.13
  5. Step 5: Solve for x
    x = 46,114,950,136.13/198,262.31
  6. Step 6: Final answer
    x = 232,595.65

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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.