Home / 91,286.60-136,929.89-44,499.38

Finding the Fourth Proportional to 91,286.60, 136,929.89 and 44,499.38

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Solution

The fourth proportional to 91,286.60, 136,929.89 and 44,499.38 is: 66,749.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,286.60 : 136,929.89 = 44,499.38 : x
  2. Step 2: Convert to fraction form
    91,286.60/136,929.89 = 44,499.38/x
  3. Step 3: Cross multiply
    91,286.60x = 136,929.89 × 44,499.38
  4. Step 4: Simplify right side
    91,286.60x = 6,093,294,635.07
  5. Step 5: Solve for x
    x = 6,093,294,635.07/91,286.60
  6. Step 6: Final answer
    x = 66,749.06

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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.