Home / 146,694.42-220,187.43-67,826.34

Finding the Fourth Proportional to 146,694.42, 220,187.43 and 67,826.34

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Solution

The fourth proportional to 146,694.42, 220,187.43 and 67,826.34 is: 101,806.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,694.42 : 220,187.43 = 67,826.34 : x
  2. Step 2: Convert to fraction form
    146,694.42/220,187.43 = 67,826.34/x
  3. Step 3: Cross multiply
    146,694.42x = 220,187.43 × 67,826.34
  4. Step 4: Simplify right side
    146,694.42x = 14,934,507,490.91
  5. Step 5: Solve for x
    x = 14,934,507,490.91/146,694.42
  6. Step 6: Final answer
    x = 101,806.92

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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.