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Finding the Fourth Proportional to 69,737.51, 104,613.17 and 22,340.66

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Solution

The fourth proportional to 69,737.51, 104,613.17 and 22,340.66 is: 33,513.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,737.51 : 104,613.17 = 22,340.66 : x
  2. Step 2: Convert to fraction form
    69,737.51/104,613.17 = 22,340.66/x
  3. Step 3: Cross multiply
    69,737.51x = 104,613.17 × 22,340.66
  4. Step 4: Simplify right side
    69,737.51x = 2,337,127,341.84
  5. Step 5: Solve for x
    x = 2,337,127,341.84/69,737.51
  6. Step 6: Final answer
    x = 33,513.20

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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.