Home / 179,202.52-268,969.83-90,518.19

Finding the Fourth Proportional to 179,202.52, 268,969.83 and 90,518.19

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Solution

The fourth proportional to 179,202.52, 268,969.83 and 90,518.19 is: 135,861.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,202.52 : 268,969.83 = 90,518.19 : x
  2. Step 2: Convert to fraction form
    179,202.52/268,969.83 = 90,518.19/x
  3. Step 3: Cross multiply
    179,202.52x = 268,969.83 × 90,518.19
  4. Step 4: Simplify right side
    179,202.52x = 24,346,662,176.21
  5. Step 5: Solve for x
    x = 24,346,662,176.21/179,202.52
  6. Step 6: Final answer
    x = 135,861.16

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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.