Home / 92,099.12-127,096.98-54,375.80

Finding the Fourth Proportional to 92,099.12, 127,096.98 and 54,375.80

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Solution

The fourth proportional to 92,099.12, 127,096.98 and 54,375.80 is: 75,038.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,099.12 : 127,096.98 = 54,375.80 : x
  2. Step 2: Convert to fraction form
    92,099.12/127,096.98 = 54,375.80/x
  3. Step 3: Cross multiply
    92,099.12x = 127,096.98 × 54,375.80
  4. Step 4: Simplify right side
    92,099.12x = 6,910,999,965.08
  5. Step 5: Solve for x
    x = 6,910,999,965.08/92,099.12
  6. Step 6: Final answer
    x = 75,038.72

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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.