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Finding the Fourth Proportional to 266,592, 367,896.87 and 145,733.79

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Solution

The fourth proportional to 266,592, 367,896.87 and 145,733.79 is: 201,112.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,592 : 367,896.87 = 145,733.79 : x
  2. Step 2: Convert to fraction form
    266,592/367,896.87 = 145,733.79/x
  3. Step 3: Cross multiply
    266,592x = 367,896.87 × 145,733.79
  4. Step 4: Simplify right side
    266,592x = 53,615,005,194.24
  5. Step 5: Solve for x
    x = 53,615,005,194.24/266,592
  6. Step 6: Final answer
    x = 201,112.58

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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.