Home / 96,885.35-133,685.62-53,863.64

Finding the Fourth Proportional to 96,885.35, 133,685.62 and 53,863.64

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Solution

The fourth proportional to 96,885.35, 133,685.62 and 53,863.64 is: 74,322.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,885.35 : 133,685.62 = 53,863.64 : x
  2. Step 2: Convert to fraction form
    96,885.35/133,685.62 = 53,863.64/x
  3. Step 3: Cross multiply
    96,885.35x = 133,685.62 × 53,863.64
  4. Step 4: Simplify right side
    96,885.35x = 7,200,793,839.54
  5. Step 5: Solve for x
    x = 7,200,793,839.54/96,885.35
  6. Step 6: Final answer
    x = 74,322.83

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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.