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Finding the Fourth Proportional to 342,106.25, 513,243.06 and 241,101.38

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Solution

The fourth proportional to 342,106.25, 513,243.06 and 241,101.38 is: 361,711.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,106.25 : 513,243.06 = 241,101.38 : x
  2. Step 2: Convert to fraction form
    342,106.25/513,243.06 = 241,101.38/x
  3. Step 3: Cross multiply
    342,106.25x = 513,243.06 × 241,101.38
  4. Step 4: Simplify right side
    342,106.25x = 123,743,611,324.53
  5. Step 5: Solve for x
    x = 123,743,611,324.53/342,106.25
  6. Step 6: Final answer
    x = 361,711.05

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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.