Home / 73,961.22-102,066.57-40,427.22

Finding the Fourth Proportional to 73,961.22, 102,066.57 and 40,427.22

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Solution

The fourth proportional to 73,961.22, 102,066.57 and 40,427.22 is: 55,789.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,961.22 : 102,066.57 = 40,427.22 : x
  2. Step 2: Convert to fraction form
    73,961.22/102,066.57 = 40,427.22/x
  3. Step 3: Cross multiply
    73,961.22x = 102,066.57 × 40,427.22
  4. Step 4: Simplify right side
    73,961.22x = 4,126,267,680.04
  5. Step 5: Solve for x
    x = 4,126,267,680.04/73,961.22
  6. Step 6: Final answer
    x = 55,789.61

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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.