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Finding the Fourth Proportional to 53,808.59, 80,726.76 and 22,223.53

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Solution

The fourth proportional to 53,808.59, 80,726.76 and 22,223.53 is: 33,341.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,808.59 : 80,726.76 = 22,223.53 : x
  2. Step 2: Convert to fraction form
    53,808.59/80,726.76 = 22,223.53/x
  3. Step 3: Cross multiply
    53,808.59x = 80,726.76 × 22,223.53
  4. Step 4: Simplify right side
    53,808.59x = 1,794,033,370.85
  5. Step 5: Solve for x
    x = 1,794,033,370.85/53,808.59
  6. Step 6: Final answer
    x = 33,341.02

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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.