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Finding the Fourth Proportional to 69,798.03, 104,687.16 and 22,406.88

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Solution

The fourth proportional to 69,798.03, 104,687.16 and 22,406.88 is: 33,607.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,798.03 : 104,687.16 = 22,406.88 : x
  2. Step 2: Convert to fraction form
    69,798.03/104,687.16 = 22,406.88/x
  3. Step 3: Cross multiply
    69,798.03x = 104,687.16 × 22,406.88
  4. Step 4: Simplify right side
    69,798.03x = 2,345,712,631.66
  5. Step 5: Solve for x
    x = 2,345,712,631.66/69,798.03
  6. Step 6: Final answer
    x = 33,607.15

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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.