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Finding the Fourth Proportional to 148,483.73, 222,760.23 and 48,637.87

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Solution

The fourth proportional to 148,483.73, 222,760.23 and 48,637.87 is: 72,968.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,483.73 : 222,760.23 = 48,637.87 : x
  2. Step 2: Convert to fraction form
    148,483.73/222,760.23 = 48,637.87/x
  3. Step 3: Cross multiply
    148,483.73x = 222,760.23 × 48,637.87
  4. Step 4: Simplify right side
    148,483.73x = 10,834,582,368.62
  5. Step 5: Solve for x
    x = 10,834,582,368.62/148,483.73
  6. Step 6: Final answer
    x = 72,968.14

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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.