Home / 77,242.28-116,057.52-49,174.86

Finding the Fourth Proportional to 77,242.28, 116,057.52 and 49,174.86

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Solution

The fourth proportional to 77,242.28, 116,057.52 and 49,174.86 is: 73,885.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,242.28 : 116,057.52 = 49,174.86 : x
  2. Step 2: Convert to fraction form
    77,242.28/116,057.52 = 49,174.86/x
  3. Step 3: Cross multiply
    77,242.28x = 116,057.52 × 49,174.86
  4. Step 4: Simplify right side
    77,242.28x = 5,707,112,297.95
  5. Step 5: Solve for x
    x = 5,707,112,297.95/77,242.28
  6. Step 6: Final answer
    x = 73,885.86

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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.