Home / 71,029.66-98,057.78-51,887.94

Finding the Fourth Proportional to 71,029.66, 98,057.78 and 51,887.94

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Solution

The fourth proportional to 71,029.66, 98,057.78 and 51,887.94 is: 71,632.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,029.66 : 98,057.78 = 51,887.94 : x
  2. Step 2: Convert to fraction form
    71,029.66/98,057.78 = 51,887.94/x
  3. Step 3: Cross multiply
    71,029.66x = 98,057.78 × 51,887.94
  4. Step 4: Simplify right side
    71,029.66x = 5,088,016,205.17
  5. Step 5: Solve for x
    x = 5,088,016,205.17/71,029.66
  6. Step 6: Final answer
    x = 71,632.28

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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.