Home / 91,180.31-125,678.19-60,954.59

Finding the Fourth Proportional to 91,180.31, 125,678.19 and 60,954.59

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Solution

The fourth proportional to 91,180.31, 125,678.19 and 60,954.59 is: 84,016.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,180.31 : 125,678.19 = 60,954.59 : x
  2. Step 2: Convert to fraction form
    91,180.31/125,678.19 = 60,954.59/x
  3. Step 3: Cross multiply
    91,180.31x = 125,678.19 × 60,954.59
  4. Step 4: Simplify right side
    91,180.31x = 7,660,661,915.00
  5. Step 5: Solve for x
    x = 7,660,661,915.00/91,180.31
  6. Step 6: Final answer
    x = 84,016.63

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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.