Home / 84,236.50-116,261.22-50,247.10

Finding the Fourth Proportional to 84,236.50, 116,261.22 and 50,247.10

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Solution

The fourth proportional to 84,236.50, 116,261.22 and 50,247.10 is: 69,349.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,236.50 : 116,261.22 = 50,247.10 : x
  2. Step 2: Convert to fraction form
    84,236.50/116,261.22 = 50,247.10/x
  3. Step 3: Cross multiply
    84,236.50x = 116,261.22 × 50,247.10
  4. Step 4: Simplify right side
    84,236.50x = 5,841,789,147.46
  5. Step 5: Solve for x
    x = 5,841,789,147.46/84,236.50
  6. Step 6: Final answer
    x = 69,349.86

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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.