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Finding the Fourth Proportional to 69,888.67, 104,853.43 and 22,502.71

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Solution

The fourth proportional to 69,888.67, 104,853.43 and 22,502.71 is: 33,760.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,888.67 : 104,853.43 = 22,502.71 : x
  2. Step 2: Convert to fraction form
    69,888.67/104,853.43 = 22,502.71/x
  3. Step 3: Cross multiply
    69,888.67x = 104,853.43 × 22,502.71
  4. Step 4: Simplify right side
    69,888.67x = 2,359,485,803.53
  5. Step 5: Solve for x
    x = 2,359,485,803.53/69,888.67
  6. Step 6: Final answer
    x = 33,760.64

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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.