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Finding the Fourth Proportional to 220,182.96, 303,854.04 and 119,580.96

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Solution

The fourth proportional to 220,182.96, 303,854.04 and 119,580.96 is: 165,022.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,182.96 : 303,854.04 = 119,580.96 : x
  2. Step 2: Convert to fraction form
    220,182.96/303,854.04 = 119,580.96/x
  3. Step 3: Cross multiply
    220,182.96x = 303,854.04 × 119,580.96
  4. Step 4: Simplify right side
    220,182.96x = 36,335,157,803.08
  5. Step 5: Solve for x
    x = 36,335,157,803.08/220,182.96
  6. Step 6: Final answer
    x = 165,022.57

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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.