Home / 141,462.97-195,222.59-77,802.44

Finding the Fourth Proportional to 141,462.97, 195,222.59 and 77,802.44

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Solution

The fourth proportional to 141,462.97, 195,222.59 and 77,802.44 is: 107,369.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,462.97 : 195,222.59 = 77,802.44 : x
  2. Step 2: Convert to fraction form
    141,462.97/195,222.59 = 77,802.44/x
  3. Step 3: Cross multiply
    141,462.97x = 195,222.59 × 77,802.44
  4. Step 4: Simplify right side
    141,462.97x = 15,188,792,771.75
  5. Step 5: Solve for x
    x = 15,188,792,771.75/141,462.97
  6. Step 6: Final answer
    x = 107,369.39

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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.