Home / 81,888.38-113,012.61-46,076.30

Finding the Fourth Proportional to 81,888.38, 113,012.61 and 46,076.30

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Solution

The fourth proportional to 81,888.38, 113,012.61 and 46,076.30 is: 63,589.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,888.38 : 113,012.61 = 46,076.30 : x
  2. Step 2: Convert to fraction form
    81,888.38/113,012.61 = 46,076.30/x
  3. Step 3: Cross multiply
    81,888.38x = 113,012.61 × 46,076.30
  4. Step 4: Simplify right side
    81,888.38x = 5,207,202,922.14
  5. Step 5: Solve for x
    x = 5,207,202,922.14/81,888.38
  6. Step 6: Final answer
    x = 63,589.03

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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.