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Finding the Fourth Proportional to 266,732.44, 368,079 and 152,035.96

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Solution

The fourth proportional to 266,732.44, 368,079 and 152,035.96 is: 209,802.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,732.44 : 368,079 = 152,035.96 : x
  2. Step 2: Convert to fraction form
    266,732.44/368,079 = 152,035.96/x
  3. Step 3: Cross multiply
    266,732.44x = 368,079 × 152,035.96
  4. Step 4: Simplify right side
    266,732.44x = 55,961,244,120.84
  5. Step 5: Solve for x
    x = 55,961,244,120.84/266,732.44
  6. Step 6: Final answer
    x = 209,802.92

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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.