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Finding the Fourth Proportional to 84,617.49, 126,926.24 and 43,093.65

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Solution

The fourth proportional to 84,617.49, 126,926.24 and 43,093.65 is: 64,640.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,617.49 : 126,926.24 = 43,093.65 : x
  2. Step 2: Convert to fraction form
    84,617.49/126,926.24 = 43,093.65/x
  3. Step 3: Cross multiply
    84,617.49x = 126,926.24 × 43,093.65
  4. Step 4: Simplify right side
    84,617.49x = 5,469,714,746.91
  5. Step 5: Solve for x
    x = 5,469,714,746.91/84,617.49
  6. Step 6: Final answer
    x = 64,640.48

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1.5x scale

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.