Home / 92,747.54-127,979.96-55,014.50

Finding the Fourth Proportional to 92,747.54, 127,979.96 and 55,014.50

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Solution

The fourth proportional to 92,747.54, 127,979.96 and 55,014.50 is: 75,913.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,747.54 : 127,979.96 = 55,014.50 : x
  2. Step 2: Convert to fraction form
    92,747.54/127,979.96 = 55,014.50/x
  3. Step 3: Cross multiply
    92,747.54x = 127,979.96 × 55,014.50
  4. Step 4: Simplify right side
    92,747.54x = 7,040,753,509.42
  5. Step 5: Solve for x
    x = 7,040,753,509.42/92,747.54
  6. Step 6: Final answer
    x = 75,913.10

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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.