Home / 141,351.26-195,061.44-76,818.96

Finding the Fourth Proportional to 141,351.26, 195,061.44 and 76,818.96

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Solution

The fourth proportional to 141,351.26, 195,061.44 and 76,818.96 is: 106,008.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,351.26 : 195,061.44 = 76,818.96 : x
  2. Step 2: Convert to fraction form
    141,351.26/195,061.44 = 76,818.96/x
  3. Step 3: Cross multiply
    141,351.26x = 195,061.44 × 76,818.96
  4. Step 4: Simplify right side
    141,351.26x = 14,984,416,956.90
  5. Step 5: Solve for x
    x = 14,984,416,956.90/141,351.26
  6. Step 6: Final answer
    x = 106,008.37

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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.