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Finding the Fourth Proportional to 69,805.76, 104,653.56 and 34,726.28

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Solution

The fourth proportional to 69,805.76, 104,653.56 and 34,726.28 is: 52,062.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,805.76 : 104,653.56 = 34,726.28 : x
  2. Step 2: Convert to fraction form
    69,805.76/104,653.56 = 34,726.28/x
  3. Step 3: Cross multiply
    69,805.76x = 104,653.56 × 34,726.28
  4. Step 4: Simplify right side
    69,805.76x = 3,634,228,827.56
  5. Step 5: Solve for x
    x = 3,634,228,827.56/69,805.76
  6. Step 6: Final answer
    x = 52,062.02

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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.