Home / 92,013.96-126,979.80-51,727.36

Finding the Fourth Proportional to 92,013.96, 126,979.80 and 51,727.36

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Solution

The fourth proportional to 92,013.96, 126,979.80 and 51,727.36 is: 71,384.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,013.96 : 126,979.80 = 51,727.36 : x
  2. Step 2: Convert to fraction form
    92,013.96/126,979.80 = 51,727.36/x
  3. Step 3: Cross multiply
    92,013.96x = 126,979.80 × 51,727.36
  4. Step 4: Simplify right side
    92,013.96x = 6,568,329,827.33
  5. Step 5: Solve for x
    x = 6,568,329,827.33/92,013.96
  6. Step 6: Final answer
    x = 71,384.06

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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.