Home / 146,212.16-219,025.44-67,218.56

Finding the Fourth Proportional to 146,212.16, 219,025.44 and 67,218.56

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Solution

The fourth proportional to 146,212.16, 219,025.44 and 67,218.56 is: 100,693.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,212.16 : 219,025.44 = 67,218.56 : x
  2. Step 2: Convert to fraction form
    146,212.16/219,025.44 = 67,218.56/x
  3. Step 3: Cross multiply
    146,212.16x = 219,025.44 × 67,218.56
  4. Step 4: Simplify right side
    146,212.16x = 14,722,574,680.17
  5. Step 5: Solve for x
    x = 14,722,574,680.17/146,212.16
  6. Step 6: Final answer
    x = 100,693.23

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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.