Home / 110,122.56-151,932.99-61,717.41

Finding the Fourth Proportional to 110,122.56, 151,932.99 and 61,717.41

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Solution

The fourth proportional to 110,122.56, 151,932.99 and 61,717.41 is: 85,149.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,122.56 : 151,932.99 = 61,717.41 : x
  2. Step 2: Convert to fraction form
    110,122.56/151,932.99 = 61,717.41/x
  3. Step 3: Cross multiply
    110,122.56x = 151,932.99 × 61,717.41
  4. Step 4: Simplify right side
    110,122.56x = 9,376,910,636.36
  5. Step 5: Solve for x
    x = 9,376,910,636.36/110,122.56
  6. Step 6: Final answer
    x = 85,149.77

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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.