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Finding the Fourth Proportional to 69,202.18, 103,737.66 and 22,422.25

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Solution

The fourth proportional to 69,202.18, 103,737.66 and 22,422.25 is: 33,612.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,202.18 : 103,737.66 = 22,422.25 : x
  2. Step 2: Convert to fraction form
    69,202.18/103,737.66 = 22,422.25/x
  3. Step 3: Cross multiply
    69,202.18x = 103,737.66 × 22,422.25
  4. Step 4: Simplify right side
    69,202.18x = 2,326,031,746.94
  5. Step 5: Solve for x
    x = 2,326,031,746.94/69,202.18
  6. Step 6: Final answer
    x = 33,612.12

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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.