Home / 81,951.48-113,037.93-50,065.02

Finding the Fourth Proportional to 81,951.48, 113,037.93 and 50,065.02

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Solution

The fourth proportional to 81,951.48, 113,037.93 and 50,065.02 is: 69,056.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,951.48 : 113,037.93 = 50,065.02 : x
  2. Step 2: Convert to fraction form
    81,951.48/113,037.93 = 50,065.02/x
  3. Step 3: Cross multiply
    81,951.48x = 113,037.93 × 50,065.02
  4. Step 4: Simplify right side
    81,951.48x = 5,659,246,226.21
  5. Step 5: Solve for x
    x = 5,659,246,226.21/81,951.48
  6. Step 6: Final answer
    x = 69,056.06

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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.