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Finding the Fourth Proportional to 98,969.55, 148,452.24 and 24,090.11

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Solution

The fourth proportional to 98,969.55, 148,452.24 and 24,090.11 is: 36,134.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,969.55 : 148,452.24 = 24,090.11 : x
  2. Step 2: Convert to fraction form
    98,969.55/148,452.24 = 24,090.11/x
  3. Step 3: Cross multiply
    98,969.55x = 148,452.24 × 24,090.11
  4. Step 4: Simplify right side
    98,969.55x = 3,576,230,049.09
  5. Step 5: Solve for x
    x = 3,576,230,049.09/98,969.55
  6. Step 6: Final answer
    x = 36,134.65

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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.