Home / 83,954.74-115,853.01-48,146.26

Finding the Fourth Proportional to 83,954.74, 115,853.01 and 48,146.26

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Solution

The fourth proportional to 83,954.74, 115,853.01 and 48,146.26 is: 66,439.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,954.74 : 115,853.01 = 48,146.26 : x
  2. Step 2: Convert to fraction form
    83,954.74/115,853.01 = 48,146.26/x
  3. Step 3: Cross multiply
    83,954.74x = 115,853.01 × 48,146.26
  4. Step 4: Simplify right side
    83,954.74x = 5,577,889,141.24
  5. Step 5: Solve for x
    x = 5,577,889,141.24/83,954.74
  6. Step 6: Final answer
    x = 66,439.24

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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.