Home / 77,697.26-116,543.15-25,105.38

Finding the Fourth Proportional to 77,697.26, 116,543.15 and 25,105.38

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Solution

The fourth proportional to 77,697.26, 116,543.15 and 25,105.38 is: 37,657.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,697.26 : 116,543.15 = 25,105.38 : x
  2. Step 2: Convert to fraction form
    77,697.26/116,543.15 = 25,105.38/x
  3. Step 3: Cross multiply
    77,697.26x = 116,543.15 × 25,105.38
  4. Step 4: Simplify right side
    77,697.26x = 2,925,860,067.15
  5. Step 5: Solve for x
    x = 2,925,860,067.15/77,697.26
  6. Step 6: Final answer
    x = 37,657.18

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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.