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Finding the Fourth Proportional to 299,110.70, 448,928.49 and 166,141.10

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Solution

The fourth proportional to 299,110.70, 448,928.49 and 166,141.10 is: 249,357.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,110.70 : 448,928.49 = 166,141.10 : x
  2. Step 2: Convert to fraction form
    299,110.70/448,928.49 = 166,141.10/x
  3. Step 3: Cross multiply
    299,110.70x = 448,928.49 × 166,141.10
  4. Step 4: Simplify right side
    299,110.70x = 74,585,473,149.94
  5. Step 5: Solve for x
    x = 74,585,473,149.94/299,110.70
  6. Step 6: Final answer
    x = 249,357.42

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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.