Home / 141,527.52-195,309.52-76,997.12

Finding the Fourth Proportional to 141,527.52, 195,309.52 and 76,997.12

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Solution

The fourth proportional to 141,527.52, 195,309.52 and 76,997.12 is: 106,256.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,527.52 : 195,309.52 = 76,997.12 : x
  2. Step 2: Convert to fraction form
    141,527.52/195,309.52 = 76,997.12/x
  3. Step 3: Cross multiply
    141,527.52x = 195,309.52 × 76,997.12
  4. Step 4: Simplify right side
    141,527.52x = 15,038,269,379.54
  5. Step 5: Solve for x
    x = 15,038,269,379.54/141,527.52
  6. Step 6: Final answer
    x = 106,256.86

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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.