Home / 199,062.30-298,298.09-146,213.45

Finding the Fourth Proportional to 199,062.30, 298,298.09 and 146,213.45

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Solution

The fourth proportional to 199,062.30, 298,298.09 and 146,213.45 is: 219,103.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,062.30 : 298,298.09 = 146,213.45 : x
  2. Step 2: Convert to fraction form
    199,062.30/298,298.09 = 146,213.45/x
  3. Step 3: Cross multiply
    199,062.30x = 298,298.09 × 146,213.45
  4. Step 4: Simplify right side
    199,062.30x = 43,615,192,867.31
  5. Step 5: Solve for x
    x = 43,615,192,867.31/199,062.30
  6. Step 6: Final answer
    x = 219,103.23

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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.