Home / 148,944.84-223,433.68-43,772

Finding the Fourth Proportional to 148,944.84, 223,433.68 and 43,772

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Solution

The fourth proportional to 148,944.84, 223,433.68 and 43,772 is: 65,662.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,944.84 : 223,433.68 = 43,772 : x
  2. Step 2: Convert to fraction form
    148,944.84/223,433.68 = 43,772/x
  3. Step 3: Cross multiply
    148,944.84x = 223,433.68 × 43,772
  4. Step 4: Simplify right side
    148,944.84x = 9,780,139,040.96
  5. Step 5: Solve for x
    x = 9,780,139,040.96/148,944.84
  6. Step 6: Final answer
    x = 65,662.83

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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.