Home / 227,003.56-313,260.34-142,167.40

Finding the Fourth Proportional to 227,003.56, 313,260.34 and 142,167.40

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Solution

The fourth proportional to 227,003.56, 313,260.34 and 142,167.40 is: 196,188.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,003.56 : 313,260.34 = 142,167.40 : x
  2. Step 2: Convert to fraction form
    227,003.56/313,260.34 = 142,167.40/x
  3. Step 3: Cross multiply
    227,003.56x = 313,260.34 × 142,167.40
  4. Step 4: Simplify right side
    227,003.56x = 44,535,408,060.92
  5. Step 5: Solve for x
    x = 44,535,408,060.92/227,003.56
  6. Step 6: Final answer
    x = 196,188.15

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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.