Home / 218,155.11-327,239.81-60,370.35

Finding the Fourth Proportional to 218,155.11, 327,239.81 and 60,370.35

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Solution

The fourth proportional to 218,155.11, 327,239.81 and 60,370.35 is: 90,557.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,155.11 : 327,239.81 = 60,370.35 : x
  2. Step 2: Convert to fraction form
    218,155.11/327,239.81 = 60,370.35/x
  3. Step 3: Cross multiply
    218,155.11x = 327,239.81 × 60,370.35
  4. Step 4: Simplify right side
    218,155.11x = 19,755,581,863.63
  5. Step 5: Solve for x
    x = 19,755,581,863.63/218,155.11
  6. Step 6: Final answer
    x = 90,557.50

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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.