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Finding the Fourth Proportional to 266,917.52, 368,648.52 and 181,886.96

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Solution

The fourth proportional to 266,917.52, 368,648.52 and 181,886.96 is: 251,210.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,917.52 : 368,648.52 = 181,886.96 : x
  2. Step 2: Convert to fraction form
    266,917.52/368,648.52 = 181,886.96/x
  3. Step 3: Cross multiply
    266,917.52x = 368,648.52 × 181,886.96
  4. Step 4: Simplify right side
    266,917.52x = 67,052,358,611.30
  5. Step 5: Solve for x
    x = 67,052,358,611.30/266,917.52
  6. Step 6: Final answer
    x = 251,210.03

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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.