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Finding the Fourth Proportional to 227,471.72, 313,900.01 and 124,099.76

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Solution

The fourth proportional to 227,471.72, 313,900.01 and 124,099.76 is: 171,251.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,471.72 : 313,900.01 = 124,099.76 : x
  2. Step 2: Convert to fraction form
    227,471.72/313,900.01 = 124,099.76/x
  3. Step 3: Cross multiply
    227,471.72x = 313,900.01 × 124,099.76
  4. Step 4: Simplify right side
    227,471.72x = 38,954,915,430.50
  5. Step 5: Solve for x
    x = 38,954,915,430.50/227,471.72
  6. Step 6: Final answer
    x = 171,251.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.