Home / 91,040.52-136,466.92-34,865.28

Finding the Fourth Proportional to 91,040.52, 136,466.92 and 34,865.28

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Solution

The fourth proportional to 91,040.52, 136,466.92 and 34,865.28 is: 52,261.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,040.52 : 136,466.92 = 34,865.28 : x
  2. Step 2: Convert to fraction form
    91,040.52/136,466.92 = 34,865.28/x
  3. Step 3: Cross multiply
    91,040.52x = 136,466.92 × 34,865.28
  4. Step 4: Simplify right side
    91,040.52x = 4,757,957,376.54
  5. Step 5: Solve for x
    x = 4,757,957,376.54/91,040.52
  6. Step 6: Final answer
    x = 52,261.97

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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.