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Finding the Fourth Proportional to 65,798.30, 98,686.44 and 23,669.79

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Solution

The fourth proportional to 65,798.30, 98,686.44 and 23,669.79 is: 35,500.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,798.30 : 98,686.44 = 23,669.79 : x
  2. Step 2: Convert to fraction form
    65,798.30/98,686.44 = 23,669.79/x
  3. Step 3: Cross multiply
    65,798.30x = 98,686.44 × 23,669.79
  4. Step 4: Simplify right side
    65,798.30x = 2,335,887,310.65
  5. Step 5: Solve for x
    x = 2,335,887,310.65/65,798.30
  6. Step 6: Final answer
    x = 35,500.73

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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.