Home / 84,986.24-127,496.36-47,599.46

Finding the Fourth Proportional to 84,986.24, 127,496.36 and 47,599.46

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Solution

The fourth proportional to 84,986.24, 127,496.36 and 47,599.46 is: 71,408.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,986.24 : 127,496.36 = 47,599.46 : x
  2. Step 2: Convert to fraction form
    84,986.24/127,496.36 = 47,599.46/x
  3. Step 3: Cross multiply
    84,986.24x = 127,496.36 × 47,599.46
  4. Step 4: Simplify right side
    84,986.24x = 6,068,757,887.97
  5. Step 5: Solve for x
    x = 6,068,757,887.97/84,986.24
  6. Step 6: Final answer
    x = 71,408.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.