Home / 84,997.26-117,289.08-49,189.56

Finding the Fourth Proportional to 84,997.26, 117,289.08 and 49,189.56

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Solution

The fourth proportional to 84,997.26, 117,289.08 and 49,189.56 is: 67,877.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,997.26 : 117,289.08 = 49,189.56 : x
  2. Step 2: Convert to fraction form
    84,997.26/117,289.08 = 49,189.56/x
  3. Step 3: Cross multiply
    84,997.26x = 117,289.08 × 49,189.56
  4. Step 4: Simplify right side
    84,997.26x = 5,769,398,238.00
  5. Step 5: Solve for x
    x = 5,769,398,238.00/84,997.26
  6. Step 6: Final answer
    x = 67,877.46

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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.