Home / 149,288.40-223,944.48-49,444.56

Finding the Fourth Proportional to 149,288.40, 223,944.48 and 49,444.56

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Solution

The fourth proportional to 149,288.40, 223,944.48 and 49,444.56 is: 74,170.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,288.40 : 223,944.48 = 49,444.56 : x
  2. Step 2: Convert to fraction form
    149,288.40/223,944.48 = 49,444.56/x
  3. Step 3: Cross multiply
    149,288.40x = 223,944.48 × 49,444.56
  4. Step 4: Simplify right side
    149,288.40x = 11,072,836,278.03
  5. Step 5: Solve for x
    x = 11,072,836,278.03/149,288.40
  6. Step 6: Final answer
    x = 74,170.77

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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.