Home / 53,701.05-80,520.70-22,132.90

Finding the Fourth Proportional to 53,701.05, 80,520.70 and 22,132.90

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Solution

The fourth proportional to 53,701.05, 80,520.70 and 22,132.90 is: 33,186.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,701.05 : 80,520.70 = 22,132.90 : x
  2. Step 2: Convert to fraction form
    53,701.05/80,520.70 = 22,132.90/x
  3. Step 3: Cross multiply
    53,701.05x = 80,520.70 × 22,132.90
  4. Step 4: Simplify right side
    53,701.05x = 1,782,156,601.03
  5. Step 5: Solve for x
    x = 1,782,156,601.03/53,701.05
  6. Step 6: Final answer
    x = 33,186.62

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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.