Home / 84,232.48-116,227.56-48,415.78

Finding the Fourth Proportional to 84,232.48, 116,227.56 and 48,415.78

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Solution

The fourth proportional to 84,232.48, 116,227.56 and 48,415.78 is: 66,806.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,232.48 : 116,227.56 = 48,415.78 : x
  2. Step 2: Convert to fraction form
    84,232.48/116,227.56 = 48,415.78/x
  3. Step 3: Cross multiply
    84,232.48x = 116,227.56 × 48,415.78
  4. Step 4: Simplify right side
    84,232.48x = 5,627,247,974.90
  5. Step 5: Solve for x
    x = 5,627,247,974.90/84,232.48
  6. Step 6: Final answer
    x = 66,806.15

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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.