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Finding the Fourth Proportional to 148,026.84, 222,073.06 and 69,098

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Solution

The fourth proportional to 148,026.84, 222,073.06 and 69,098 is: 103,662.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,026.84 : 222,073.06 = 69,098 : x
  2. Step 2: Convert to fraction form
    148,026.84/222,073.06 = 69,098/x
  3. Step 3: Cross multiply
    148,026.84x = 222,073.06 × 69,098
  4. Step 4: Simplify right side
    148,026.84x = 15,344,804,299.88
  5. Step 5: Solve for x
    x = 15,344,804,299.88/148,026.84
  6. Step 6: Final answer
    x = 103,662.31

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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.