Home / 83,943.44-115,828.44-48,126.32

Finding the Fourth Proportional to 83,943.44, 115,828.44 and 48,126.32

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Solution

The fourth proportional to 83,943.44, 115,828.44 and 48,126.32 is: 66,406.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,943.44 : 115,828.44 = 48,126.32 : x
  2. Step 2: Convert to fraction form
    83,943.44/115,828.44 = 48,126.32/x
  3. Step 3: Cross multiply
    83,943.44x = 115,828.44 × 48,126.32
  4. Step 4: Simplify right side
    83,943.44x = 5,574,396,568.54
  5. Step 5: Solve for x
    x = 5,574,396,568.54/83,943.44
  6. Step 6: Final answer
    x = 66,406.58

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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.