Home / 146,019.96-219,231.64-100,930.24

Finding the Fourth Proportional to 146,019.96, 219,231.64 and 100,930.24

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Solution

The fourth proportional to 146,019.96, 219,231.64 and 100,930.24 is: 151,534.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,019.96 : 219,231.64 = 100,930.24 : x
  2. Step 2: Convert to fraction form
    146,019.96/219,231.64 = 100,930.24/x
  3. Step 3: Cross multiply
    146,019.96x = 219,231.64 × 100,930.24
  4. Step 4: Simplify right side
    146,019.96x = 22,127,102,040.79
  5. Step 5: Solve for x
    x = 22,127,102,040.79/146,019.96
  6. Step 6: Final answer
    x = 151,534.78

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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.