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Finding the Fourth Proportional to 266,051.71, 367,159.46 and 151,346.97

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Solution

The fourth proportional to 266,051.71, 367,159.46 and 151,346.97 is: 208,863.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,051.71 : 367,159.46 = 151,346.97 : x
  2. Step 2: Convert to fraction form
    266,051.71/367,159.46 = 151,346.97/x
  3. Step 3: Cross multiply
    266,051.71x = 367,159.46 × 151,346.97
  4. Step 4: Simplify right side
    266,051.71x = 55,568,471,777.84
  5. Step 5: Solve for x
    x = 55,568,471,777.84/266,051.71
  6. Step 6: Final answer
    x = 208,863.43

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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.