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Finding the Fourth Proportional to 106,236, 146,604.87 and 63,244.98

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Solution

The fourth proportional to 106,236, 146,604.87 and 63,244.98 is: 87,277.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,236 : 146,604.87 = 63,244.98 : x
  2. Step 2: Convert to fraction form
    106,236/146,604.87 = 63,244.98/x
  3. Step 3: Cross multiply
    106,236x = 146,604.87 × 63,244.98
  4. Step 4: Simplify right side
    106,236x = 9,272,022,071.05
  5. Step 5: Solve for x
    x = 9,272,022,071.05/106,236
  6. Step 6: Final answer
    x = 87,277.59

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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.