Home / 78,922.07-108,905.30-44,472.41

Finding the Fourth Proportional to 78,922.07, 108,905.30 and 44,472.41

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Solution

The fourth proportional to 78,922.07, 108,905.30 and 44,472.41 is: 61,367.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,922.07 : 108,905.30 = 44,472.41 : x
  2. Step 2: Convert to fraction form
    78,922.07/108,905.30 = 44,472.41/x
  3. Step 3: Cross multiply
    78,922.07x = 108,905.30 × 44,472.41
  4. Step 4: Simplify right side
    78,922.07x = 4,843,280,608.25
  5. Step 5: Solve for x
    x = 4,843,280,608.25/78,922.07
  6. Step 6: Final answer
    x = 61,367.89

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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.