Home / 199,045.91-298,302.85-72,567.34

Finding the Fourth Proportional to 199,045.91, 298,302.85 and 72,567.34

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Solution

The fourth proportional to 199,045.91, 298,302.85 and 72,567.34 is: 108,754.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,045.91 : 298,302.85 = 72,567.34 : x
  2. Step 2: Convert to fraction form
    199,045.91/298,302.85 = 72,567.34/x
  3. Step 3: Cross multiply
    199,045.91x = 298,302.85 × 72,567.34
  4. Step 4: Simplify right side
    199,045.91x = 21,647,043,976.08
  5. Step 5: Solve for x
    x = 21,647,043,976.08/199,045.91
  6. Step 6: Final answer
    x = 108,754.03

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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.