Home / 199,425.20-298,888.33-99,613.25

Finding the Fourth Proportional to 199,425.20, 298,888.33 and 99,613.25

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Solution

The fourth proportional to 199,425.20, 298,888.33 and 99,613.25 is: 149,295.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,425.20 : 298,888.33 = 99,613.25 : x
  2. Step 2: Convert to fraction form
    199,425.20/298,888.33 = 99,613.25/x
  3. Step 3: Cross multiply
    199,425.20x = 298,888.33 × 99,613.25
  4. Step 4: Simplify right side
    199,425.20x = 29,773,237,440.31
  5. Step 5: Solve for x
    x = 29,773,237,440.31/199,425.20
  6. Step 6: Final answer
    x = 149,295.27

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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.