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Finding the Fourth Proportional to 69,089.30, 103,633.95 and 22,346.90

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Solution

The fourth proportional to 69,089.30, 103,633.95 and 22,346.90 is: 33,520.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,089.30 : 103,633.95 = 22,346.90 : x
  2. Step 2: Convert to fraction form
    69,089.30/103,633.95 = 22,346.90/x
  3. Step 3: Cross multiply
    69,089.30x = 103,633.95 × 22,346.90
  4. Step 4: Simplify right side
    69,089.30x = 2,315,897,517.26
  5. Step 5: Solve for x
    x = 2,315,897,517.26/69,089.30
  6. Step 6: Final answer
    x = 33,520.35

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1.5x scale

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.