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Finding the Fourth Proportional to 266,693.46, 367,863.56 and 171,048.66

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Solution

The fourth proportional to 266,693.46, 367,863.56 and 171,048.66 is: 235,935.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,693.46 : 367,863.56 = 171,048.66 : x
  2. Step 2: Convert to fraction form
    266,693.46/367,863.56 = 171,048.66/x
  3. Step 3: Cross multiply
    266,693.46x = 367,863.56 × 171,048.66
  4. Step 4: Simplify right side
    266,693.46x = 62,922,569,000.83
  5. Step 5: Solve for x
    x = 62,922,569,000.83/266,693.46
  6. Step 6: Final answer
    x = 235,935.93

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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.