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Finding the Fourth Proportional to 299,020.01, 448,453.59 and 88,608.74

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Solution

The fourth proportional to 299,020.01, 448,453.59 and 88,608.74 is: 132,890.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,020.01 : 448,453.59 = 88,608.74 : x
  2. Step 2: Convert to fraction form
    299,020.01/448,453.59 = 88,608.74/x
  3. Step 3: Cross multiply
    299,020.01x = 448,453.59 × 88,608.74
  4. Step 4: Simplify right side
    299,020.01x = 39,736,907,558.38
  5. Step 5: Solve for x
    x = 39,736,907,558.38/299,020.01
  6. Step 6: Final answer
    x = 132,890.46

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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.