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Finding the Fourth Proportional to 53,703.57, 80,531.85 and 22,092.51

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Solution

The fourth proportional to 53,703.57, 80,531.85 and 22,092.51 is: 33,129.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,703.57 : 80,531.85 = 22,092.51 : x
  2. Step 2: Convert to fraction form
    53,703.57/80,531.85 = 22,092.51/x
  3. Step 3: Cross multiply
    53,703.57x = 80,531.85 × 22,092.51
  4. Step 4: Simplify right side
    53,703.57x = 1,779,150,701.44
  5. Step 5: Solve for x
    x = 1,779,150,701.44/53,703.57
  6. Step 6: Final answer
    x = 33,129.10

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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.