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Finding the Fourth Proportional to 183,464.40, 275,196.60 and 161,813.10

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Solution

The fourth proportional to 183,464.40, 275,196.60 and 161,813.10 is: 242,719.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,464.40 : 275,196.60 = 161,813.10 : x
  2. Step 2: Convert to fraction form
    183,464.40/275,196.60 = 161,813.10/x
  3. Step 3: Cross multiply
    183,464.40x = 275,196.60 × 161,813.10
  4. Step 4: Simplify right side
    183,464.40x = 44,530,414,955.46
  5. Step 5: Solve for x
    x = 44,530,414,955.46/183,464.40
  6. Step 6: Final answer
    x = 242,719.65

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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.