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Finding the Fourth Proportional to 266,464.65, 367,710.24 and 145,610.10

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Solution

The fourth proportional to 266,464.65, 367,710.24 and 145,610.10 is: 200,935.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,464.65 : 367,710.24 = 145,610.10 : x
  2. Step 2: Convert to fraction form
    266,464.65/367,710.24 = 145,610.10/x
  3. Step 3: Cross multiply
    266,464.65x = 367,710.24 × 145,610.10
  4. Step 4: Simplify right side
    266,464.65x = 53,542,324,817.42
  5. Step 5: Solve for x
    x = 53,542,324,817.42/266,464.65
  6. Step 6: Final answer
    x = 200,935.94

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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.