Home / 84,035.95-115,961.38-50,037.68

Finding the Fourth Proportional to 84,035.95, 115,961.38 and 50,037.68

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Solution

The fourth proportional to 84,035.95, 115,961.38 and 50,037.68 is: 69,047.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,035.95 : 115,961.38 = 50,037.68 : x
  2. Step 2: Convert to fraction form
    84,035.95/115,961.38 = 50,037.68/x
  3. Step 3: Cross multiply
    84,035.95x = 115,961.38 × 50,037.68
  4. Step 4: Simplify right side
    84,035.95x = 5,802,438,589.61
  5. Step 5: Solve for x
    x = 5,802,438,589.61/84,035.95
  6. Step 6: Final answer
    x = 69,047.10

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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.