Home / 266,584.11-367,911.21-145,743.24

Finding the Fourth Proportional to 266,584.11, 367,911.21 and 145,743.24

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Solution

The fourth proportional to 266,584.11, 367,911.21 and 145,743.24 is: 201,139.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,584.11 : 367,911.21 = 145,743.24 : x
  2. Step 2: Convert to fraction form
    266,584.11/367,911.21 = 145,743.24/x
  3. Step 3: Cross multiply
    266,584.11x = 367,911.21 × 145,743.24
  4. Step 4: Simplify right side
    266,584.11x = 53,620,569,938.16
  5. Step 5: Solve for x
    x = 53,620,569,938.16/266,584.11
  6. Step 6: Final answer
    x = 201,139.41

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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.