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Finding the Fourth Proportional to 69,646.25, 104,422.98 and 25,267.25

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Solution

The fourth proportional to 69,646.25, 104,422.98 and 25,267.25 is: 37,884.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,646.25 : 104,422.98 = 25,267.25 : x
  2. Step 2: Convert to fraction form
    69,646.25/104,422.98 = 25,267.25/x
  3. Step 3: Cross multiply
    69,646.25x = 104,422.98 × 25,267.25
  4. Step 4: Simplify right side
    69,646.25x = 2,638,481,541.41
  5. Step 5: Solve for x
    x = 2,638,481,541.41/69,646.25
  6. Step 6: Final answer
    x = 37,884.04

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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.