Home / 83,102.37-124,454.88-47,935.41

Finding the Fourth Proportional to 83,102.37, 124,454.88 and 47,935.41

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Solution

The fourth proportional to 83,102.37, 124,454.88 and 47,935.41 is: 71,788.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,102.37 : 124,454.88 = 47,935.41 : x
  2. Step 2: Convert to fraction form
    83,102.37/124,454.88 = 47,935.41/x
  3. Step 3: Cross multiply
    83,102.37x = 124,454.88 × 47,935.41
  4. Step 4: Simplify right side
    83,102.37x = 5,965,795,699.30
  5. Step 5: Solve for x
    x = 5,965,795,699.30/83,102.37
  6. Step 6: Final answer
    x = 71,788.51

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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.