Home / 55,822.40-83,620.20-34,697.60

Finding the Fourth Proportional to 55,822.40, 83,620.20 and 34,697.60

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Solution

The fourth proportional to 55,822.40, 83,620.20 and 34,697.60 is: 51,975.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,822.40 : 83,620.20 = 34,697.60 : x
  2. Step 2: Convert to fraction form
    55,822.40/83,620.20 = 34,697.60/x
  3. Step 3: Cross multiply
    55,822.40x = 83,620.20 × 34,697.60
  4. Step 4: Simplify right side
    55,822.40x = 2,901,420,251.52
  5. Step 5: Solve for x
    x = 2,901,420,251.52/55,822.40
  6. Step 6: Final answer
    x = 51,975.91

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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.