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Finding the Fourth Proportional to 67,644.36, 101,355.21 and 23,246.82

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Solution

The fourth proportional to 67,644.36, 101,355.21 and 23,246.82 is: 34,831.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,644.36 : 101,355.21 = 23,246.82 : x
  2. Step 2: Convert to fraction form
    67,644.36/101,355.21 = 23,246.82/x
  3. Step 3: Cross multiply
    67,644.36x = 101,355.21 × 23,246.82
  4. Step 4: Simplify right side
    67,644.36x = 2,356,186,322.93
  5. Step 5: Solve for x
    x = 2,356,186,322.93/67,644.36
  6. Step 6: Final answer
    x = 34,831.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.