Home / 82,867.96-114,357.78-45,142.24

Finding the Fourth Proportional to 82,867.96, 114,357.78 and 45,142.24

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Solution

The fourth proportional to 82,867.96, 114,357.78 and 45,142.24 is: 62,296.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,867.96 : 114,357.78 = 45,142.24 : x
  2. Step 2: Convert to fraction form
    82,867.96/114,357.78 = 45,142.24/x
  3. Step 3: Cross multiply
    82,867.96x = 114,357.78 × 45,142.24
  4. Step 4: Simplify right side
    82,867.96x = 5,162,366,350.63
  5. Step 5: Solve for x
    x = 5,162,366,350.63/82,867.96
  6. Step 6: Final answer
    x = 62,296.29

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1.5x scale

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.