Home / 73,076.16-109,625.72-30,956.36

Finding the Fourth Proportional to 73,076.16, 109,625.72 and 30,956.36

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Solution

The fourth proportional to 73,076.16, 109,625.72 and 30,956.36 is: 46,439.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,076.16 : 109,625.72 = 30,956.36 : x
  2. Step 2: Convert to fraction form
    73,076.16/109,625.72 = 30,956.36/x
  3. Step 3: Cross multiply
    73,076.16x = 109,625.72 × 30,956.36
  4. Step 4: Simplify right side
    73,076.16x = 3,393,613,253.58
  5. Step 5: Solve for x
    x = 3,393,613,253.58/73,076.16
  6. Step 6: Final answer
    x = 46,439.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.