Home / 137,380.44-205,715.79-94,817.25

Finding the Fourth Proportional to 137,380.44, 205,715.79 and 94,817.25

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Solution

The fourth proportional to 137,380.44, 205,715.79 and 94,817.25 is: 141,980.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,380.44 : 205,715.79 = 94,817.25 : x
  2. Step 2: Convert to fraction form
    137,380.44/205,715.79 = 94,817.25/x
  3. Step 3: Cross multiply
    137,380.44x = 205,715.79 × 94,817.25
  4. Step 4: Simplify right side
    137,380.44x = 19,505,405,489.38
  5. Step 5: Solve for x
    x = 19,505,405,489.38/137,380.44
  6. Step 6: Final answer
    x = 141,980.95

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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.