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Finding the Fourth Proportional to 299,033.76, 448,474.23 and 88,622.58

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Solution

The fourth proportional to 299,033.76, 448,474.23 and 88,622.58 is: 132,911.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,033.76 : 448,474.23 = 88,622.58 : x
  2. Step 2: Convert to fraction form
    299,033.76/448,474.23 = 88,622.58/x
  3. Step 3: Cross multiply
    299,033.76x = 448,474.23 × 88,622.58
  4. Step 4: Simplify right side
    299,033.76x = 39,744,943,326.11
  5. Step 5: Solve for x
    x = 39,744,943,326.11/299,033.76
  6. Step 6: Final answer
    x = 132,911.22

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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.