Home / 80,944.04-111,720.66-52,600.52

Finding the Fourth Proportional to 80,944.04, 111,720.66 and 52,600.52

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Solution

The fourth proportional to 80,944.04, 111,720.66 and 52,600.52 is: 72,600.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,944.04 : 111,720.66 = 52,600.52 : x
  2. Step 2: Convert to fraction form
    80,944.04/111,720.66 = 52,600.52/x
  3. Step 3: Cross multiply
    80,944.04x = 111,720.66 × 52,600.52
  4. Step 4: Simplify right side
    80,944.04x = 5,876,564,810.74
  5. Step 5: Solve for x
    x = 5,876,564,810.74/80,944.04
  6. Step 6: Final answer
    x = 72,600.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.