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Finding the Fourth Proportional to 65,605.82, 98,410.24 and 23,488.79

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Solution

The fourth proportional to 65,605.82, 98,410.24 and 23,488.79 is: 35,233.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,605.82 : 98,410.24 = 23,488.79 : x
  2. Step 2: Convert to fraction form
    65,605.82/98,410.24 = 23,488.79/x
  3. Step 3: Cross multiply
    65,605.82x = 98,410.24 × 23,488.79
  4. Step 4: Simplify right side
    65,605.82x = 2,311,537,461.21
  5. Step 5: Solve for x
    x = 2,311,537,461.21/65,605.82
  6. Step 6: Final answer
    x = 35,233.73

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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.