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Finding the Fourth Proportional to 69,284.90, 103,938.24 and 22,526.84

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Solution

The fourth proportional to 69,284.90, 103,938.24 and 22,526.84 is: 33,793.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,284.90 : 103,938.24 = 22,526.84 : x
  2. Step 2: Convert to fraction form
    69,284.90/103,938.24 = 22,526.84/x
  3. Step 3: Cross multiply
    69,284.90x = 103,938.24 × 22,526.84
  4. Step 4: Simplify right side
    69,284.90x = 2,341,400,102.36
  5. Step 5: Solve for x
    x = 2,341,400,102.36/69,284.90
  6. Step 6: Final answer
    x = 33,793.80

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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.