Home / 266,188.05-367,348.19-145,338.52

Finding the Fourth Proportional to 266,188.05, 367,348.19 and 145,338.52

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Solution

The fourth proportional to 266,188.05, 367,348.19 and 145,338.52 is: 200,571.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,188.05 : 367,348.19 = 145,338.52 : x
  2. Step 2: Convert to fraction form
    266,188.05/367,348.19 = 145,338.52/x
  3. Step 3: Cross multiply
    266,188.05x = 367,348.19 × 145,338.52
  4. Step 4: Simplify right side
    266,188.05x = 53,389,842,259.28
  5. Step 5: Solve for x
    x = 53,389,842,259.28/266,188.05
  6. Step 6: Final answer
    x = 200,571.90

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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.