Home / 68,546.46-94,579.59-40,235.58

Finding the Fourth Proportional to 68,546.46, 94,579.59 and 40,235.58

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Solution

The fourth proportional to 68,546.46, 94,579.59 and 40,235.58 is: 55,516.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,546.46 : 94,579.59 = 40,235.58 : x
  2. Step 2: Convert to fraction form
    68,546.46/94,579.59 = 40,235.58/x
  3. Step 3: Cross multiply
    68,546.46x = 94,579.59 × 40,235.58
  4. Step 4: Simplify right side
    68,546.46x = 3,805,464,659.81
  5. Step 5: Solve for x
    x = 3,805,464,659.81/68,546.46
  6. Step 6: Final answer
    x = 55,516.57

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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.