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Finding the Fourth Proportional to 69,793.63, 104,702.21 and 32,338.51

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Solution

The fourth proportional to 69,793.63, 104,702.21 and 32,338.51 is: 48,513.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,793.63 : 104,702.21 = 32,338.51 : x
  2. Step 2: Convert to fraction form
    69,793.63/104,702.21 = 32,338.51/x
  3. Step 3: Cross multiply
    69,793.63x = 104,702.21 × 32,338.51
  4. Step 4: Simplify right side
    69,793.63x = 3,385,913,465.11
  5. Step 5: Solve for x
    x = 3,385,913,465.11/69,793.63
  6. Step 6: Final answer
    x = 48,513.22

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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.