Home / 199,205.10-298,953.45-132,623.10

Finding the Fourth Proportional to 199,205.10, 298,953.45 and 132,623.10

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Solution

The fourth proportional to 199,205.10, 298,953.45 and 132,623.10 is: 199,031.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,205.10 : 298,953.45 = 132,623.10 : x
  2. Step 2: Convert to fraction form
    199,205.10/298,953.45 = 132,623.10/x
  3. Step 3: Cross multiply
    199,205.10x = 298,953.45 × 132,623.10
  4. Step 4: Simplify right side
    199,205.10x = 39,648,133,294.70
  5. Step 5: Solve for x
    x = 39,648,133,294.70/199,205.10
  6. Step 6: Final answer
    x = 199,031.72

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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.