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Finding the Fourth Proportional to 69,751.84, 104,595 and 25,347.28

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Solution

The fourth proportional to 69,751.84, 104,595 and 25,347.28 is: 38,009.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,751.84 : 104,595 = 25,347.28 : x
  2. Step 2: Convert to fraction form
    69,751.84/104,595 = 25,347.28/x
  3. Step 3: Cross multiply
    69,751.84x = 104,595 × 25,347.28
  4. Step 4: Simplify right side
    69,751.84x = 2,651,198,751.60
  5. Step 5: Solve for x
    x = 2,651,198,751.60/69,751.84
  6. Step 6: Final answer
    x = 38,009.02

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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.