Home / 82,597.35-113,920.92-55,697.25

Finding the Fourth Proportional to 82,597.35, 113,920.92 and 55,697.25

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Solution

The fourth proportional to 82,597.35, 113,920.92 and 55,697.25 is: 76,819.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,597.35 : 113,920.92 = 55,697.25 : x
  2. Step 2: Convert to fraction form
    82,597.35/113,920.92 = 55,697.25/x
  3. Step 3: Cross multiply
    82,597.35x = 113,920.92 × 55,697.25
  4. Step 4: Simplify right side
    82,597.35x = 6,345,081,961.47
  5. Step 5: Solve for x
    x = 6,345,081,961.47/82,597.35
  6. Step 6: Final answer
    x = 76,819.44

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1.5x scale

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.