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Finding the Fourth Proportional to 148,480, 222,732.98 and 37,672

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Solution

The fourth proportional to 148,480, 222,732.98 and 37,672 is: 56,511.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,480 : 222,732.98 = 37,672 : x
  2. Step 2: Convert to fraction form
    148,480/222,732.98 = 37,672/x
  3. Step 3: Cross multiply
    148,480x = 222,732.98 × 37,672
  4. Step 4: Simplify right side
    148,480x = 8,390,796,822.56
  5. Step 5: Solve for x
    x = 8,390,796,822.56/148,480
  6. Step 6: Final answer
    x = 56,511.29

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