Home / 148,141.05-222,246.72-48,301.80

Finding the Fourth Proportional to 148,141.05, 222,246.72 and 48,301.80

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Solution

The fourth proportional to 148,141.05, 222,246.72 and 48,301.80 is: 72,464.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,141.05 : 222,246.72 = 48,301.80 : x
  2. Step 2: Convert to fraction form
    148,141.05/222,246.72 = 48,301.80/x
  3. Step 3: Cross multiply
    148,141.05x = 222,246.72 × 48,301.80
  4. Step 4: Simplify right side
    148,141.05x = 10,734,916,620.10
  5. Step 5: Solve for x
    x = 10,734,916,620.10/148,141.05
  6. Step 6: Final answer
    x = 72,464.16

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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.