Home / 81,933.26-113,065.27-46,118.40

Finding the Fourth Proportional to 81,933.26, 113,065.27 and 46,118.40

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Solution

The fourth proportional to 81,933.26, 113,065.27 and 46,118.40 is: 63,641.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,933.26 : 113,065.27 = 46,118.40 : x
  2. Step 2: Convert to fraction form
    81,933.26/113,065.27 = 46,118.40/x
  3. Step 3: Cross multiply
    81,933.26x = 113,065.27 × 46,118.40
  4. Step 4: Simplify right side
    81,933.26x = 5,214,388,808.68
  5. Step 5: Solve for x
    x = 5,214,388,808.68/81,933.26
  6. Step 6: Final answer
    x = 63,641.91

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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.