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Finding the Fourth Proportional to 148,612, 222,900.08 and 37,804.96

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Solution

The fourth proportional to 148,612, 222,900.08 and 37,804.96 is: 56,702.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,612 : 222,900.08 = 37,804.96 : x
  2. Step 2: Convert to fraction form
    148,612/222,900.08 = 37,804.96/x
  3. Step 3: Cross multiply
    148,612x = 222,900.08 × 37,804.96
  4. Step 4: Simplify right side
    148,612x = 8,426,728,608.40
  5. Step 5: Solve for x
    x = 8,426,728,608.40/148,612
  6. Step 6: Final answer
    x = 56,702.88

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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.