Home / 84,057.54-115,997.90-45,817.44

Finding the Fourth Proportional to 84,057.54, 115,997.90 and 45,817.44

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Solution

The fourth proportional to 84,057.54, 115,997.90 and 45,817.44 is: 63,227.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,057.54 : 115,997.90 = 45,817.44 : x
  2. Step 2: Convert to fraction form
    84,057.54/115,997.90 = 45,817.44/x
  3. Step 3: Cross multiply
    84,057.54x = 115,997.90 × 45,817.44
  4. Step 4: Simplify right side
    84,057.54x = 5,314,726,823.38
  5. Step 5: Solve for x
    x = 5,314,726,823.38/84,057.54
  6. Step 6: Final answer
    x = 63,227.25

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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.