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Finding the Fourth Proportional to 266,048.46, 367,154.60 and 145,197.52

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Solution

The fourth proportional to 266,048.46, 367,154.60 and 145,197.52 is: 200,376.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,048.46 : 367,154.60 = 145,197.52 : x
  2. Step 2: Convert to fraction form
    266,048.46/367,154.60 = 145,197.52/x
  3. Step 3: Cross multiply
    266,048.46x = 367,154.60 × 145,197.52
  4. Step 4: Simplify right side
    266,048.46x = 53,309,935,732.72
  5. Step 5: Solve for x
    x = 53,309,935,732.72/266,048.46
  6. Step 6: Final answer
    x = 200,376.79

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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.