Home / 146,261.64-219,226.56-67,212.54

Finding the Fourth Proportional to 146,261.64, 219,226.56 and 67,212.54

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Solution

The fourth proportional to 146,261.64, 219,226.56 and 67,212.54 is: 100,742.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,261.64 : 219,226.56 = 67,212.54 : x
  2. Step 2: Convert to fraction form
    146,261.64/219,226.56 = 67,212.54/x
  3. Step 3: Cross multiply
    146,261.64x = 219,226.56 × 67,212.54
  4. Step 4: Simplify right side
    146,261.64x = 14,734,773,933.06
  5. Step 5: Solve for x
    x = 14,734,773,933.06/146,261.64
  6. Step 6: Final answer
    x = 100,742.57

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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.