Home / 146,502.20-219,407.70-99,500.60

Finding the Fourth Proportional to 146,502.20, 219,407.70 and 99,500.60

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Solution

The fourth proportional to 146,502.20, 219,407.70 and 99,500.60 is: 149,016.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,502.20 : 219,407.70 = 99,500.60 : x
  2. Step 2: Convert to fraction form
    146,502.20/219,407.70 = 99,500.60/x
  3. Step 3: Cross multiply
    146,502.20x = 219,407.70 × 99,500.60
  4. Step 4: Simplify right side
    146,502.20x = 21,831,197,794.62
  5. Step 5: Solve for x
    x = 21,831,197,794.62/146,502.20
  6. Step 6: Final answer
    x = 149,016.18

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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.