Home / 71,727.41-99,004.66-47,854.02

Finding the Fourth Proportional to 71,727.41, 99,004.66 and 47,854.02

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Solution

The fourth proportional to 71,727.41, 99,004.66 and 47,854.02 is: 66,052.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,727.41 : 99,004.66 = 47,854.02 : x
  2. Step 2: Convert to fraction form
    71,727.41/99,004.66 = 47,854.02/x
  3. Step 3: Cross multiply
    71,727.41x = 99,004.66 × 47,854.02
  4. Step 4: Simplify right side
    71,727.41x = 4,737,770,979.73
  5. Step 5: Solve for x
    x = 4,737,770,979.73/71,727.41
  6. Step 6: Final answer
    x = 66,052.45

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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.