Home / 61,116.36-91,721.46-27,392.76

Finding the Fourth Proportional to 61,116.36, 91,721.46 and 27,392.76

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Solution

The fourth proportional to 61,116.36, 91,721.46 and 27,392.76 is: 41,110.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,116.36 : 91,721.46 = 27,392.76 : x
  2. Step 2: Convert to fraction form
    61,116.36/91,721.46 = 27,392.76/x
  3. Step 3: Cross multiply
    61,116.36x = 91,721.46 × 27,392.76
  4. Step 4: Simplify right side
    61,116.36x = 2,512,503,940.63
  5. Step 5: Solve for x
    x = 2,512,503,940.63/61,116.36
  6. Step 6: Final answer
    x = 41,110.17

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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.