Home / 81,850.32-112,954.38-46,040.02

Finding the Fourth Proportional to 81,850.32, 112,954.38 and 46,040.02

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Solution

The fourth proportional to 81,850.32, 112,954.38 and 46,040.02 is: 63,535.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,850.32 : 112,954.38 = 46,040.02 : x
  2. Step 2: Convert to fraction form
    81,850.32/112,954.38 = 46,040.02/x
  3. Step 3: Cross multiply
    81,850.32x = 112,954.38 × 46,040.02
  4. Step 4: Simplify right side
    81,850.32x = 5,200,421,914.29
  5. Step 5: Solve for x
    x = 5,200,421,914.29/81,850.32
  6. Step 6: Final answer
    x = 63,535.76

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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.