Home / 148,212.11-222,181.94-53,419.10

Finding the Fourth Proportional to 148,212.11, 222,181.94 and 53,419.10

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Solution

The fourth proportional to 148,212.11, 222,181.94 and 53,419.10 is: 80,079.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,212.11 : 222,181.94 = 53,419.10 : x
  2. Step 2: Convert to fraction form
    148,212.11/222,181.94 = 53,419.10/x
  3. Step 3: Cross multiply
    148,212.11x = 222,181.94 × 53,419.10
  4. Step 4: Simplify right side
    148,212.11x = 11,868,758,371.10
  5. Step 5: Solve for x
    x = 11,868,758,371.10/148,212.11
  6. Step 6: Final answer
    x = 80,079.54

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1.5x scale

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.