Home / 78,942.10-108,928.02-44,951.98

Finding the Fourth Proportional to 78,942.10, 108,928.02 and 44,951.98

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Solution

The fourth proportional to 78,942.10, 108,928.02 and 44,951.98 is: 62,026.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,942.10 : 108,928.02 = 44,951.98 : x
  2. Step 2: Convert to fraction form
    78,942.10/108,928.02 = 44,951.98/x
  3. Step 3: Cross multiply
    78,942.10x = 108,928.02 × 44,951.98
  4. Step 4: Simplify right side
    78,942.10x = 4,896,530,176.48
  5. Step 5: Solve for x
    x = 4,896,530,176.48/78,942.10
  6. Step 6: Final answer
    x = 62,026.85

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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.