Home / 91,174.98-137,003.01-49,086.18

Finding the Fourth Proportional to 91,174.98, 137,003.01 and 49,086.18

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Solution

The fourth proportional to 91,174.98, 137,003.01 and 49,086.18 is: 73,758.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,174.98 : 137,003.01 = 49,086.18 : x
  2. Step 2: Convert to fraction form
    91,174.98/137,003.01 = 49,086.18/x
  3. Step 3: Cross multiply
    91,174.98x = 137,003.01 × 49,086.18
  4. Step 4: Simplify right side
    91,174.98x = 6,724,954,409.40
  5. Step 5: Solve for x
    x = 6,724,954,409.40/91,174.98
  6. Step 6: Final answer
    x = 73,758.77

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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.