Home / 84,811.68-117,037.98-47,083.50

Finding the Fourth Proportional to 84,811.68, 117,037.98 and 47,083.50

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Solution

The fourth proportional to 84,811.68, 117,037.98 and 47,083.50 is: 64,974.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,811.68 : 117,037.98 = 47,083.50 : x
  2. Step 2: Convert to fraction form
    84,811.68/117,037.98 = 47,083.50/x
  3. Step 3: Cross multiply
    84,811.68x = 117,037.98 × 47,083.50
  4. Step 4: Simplify right side
    84,811.68x = 5,510,557,731.33
  5. Step 5: Solve for x
    x = 5,510,557,731.33/84,811.68
  6. Step 6: Final answer
    x = 64,974.04

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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.