Home / 199,209.14-298,872.07-64,270.47

Finding the Fourth Proportional to 199,209.14, 298,872.07 and 64,270.47

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Solution

The fourth proportional to 199,209.14, 298,872.07 and 64,270.47 is: 96,424.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,209.14 : 298,872.07 = 64,270.47 : x
  2. Step 2: Convert to fraction form
    199,209.14/298,872.07 = 64,270.47/x
  3. Step 3: Cross multiply
    199,209.14x = 298,872.07 × 64,270.47
  4. Step 4: Simplify right side
    199,209.14x = 19,208,648,087.42
  5. Step 5: Solve for x
    x = 19,208,648,087.42/199,209.14
  6. Step 6: Final answer
    x = 96,424.53

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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.