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Finding the Fourth Proportional to 57,481.70, 86,062.35 and 29,341.22

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Solution

The fourth proportional to 57,481.70, 86,062.35 and 29,341.22 is: 43,930.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,481.70 : 86,062.35 = 29,341.22 : x
  2. Step 2: Convert to fraction form
    57,481.70/86,062.35 = 29,341.22/x
  3. Step 3: Cross multiply
    57,481.70x = 86,062.35 × 29,341.22
  4. Step 4: Simplify right side
    57,481.70x = 2,525,174,345.07
  5. Step 5: Solve for x
    x = 2,525,174,345.07/57,481.70
  6. Step 6: Final answer
    x = 43,930.06

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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.