Home / 84,093.04-126,176.82-44,640.64

Finding the Fourth Proportional to 84,093.04, 126,176.82 and 44,640.64

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Solution

The fourth proportional to 84,093.04, 126,176.82 and 44,640.64 is: 66,980.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,093.04 : 126,176.82 = 44,640.64 : x
  2. Step 2: Convert to fraction form
    84,093.04/126,176.82 = 44,640.64/x
  3. Step 3: Cross multiply
    84,093.04x = 126,176.82 × 44,640.64
  4. Step 4: Simplify right side
    84,093.04x = 5,632,613,997.96
  5. Step 5: Solve for x
    x = 5,632,613,997.96/84,093.04
  6. Step 6: Final answer
    x = 66,980.74

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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.