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Finding the Fourth Proportional to 92,494.26, 127,648.74 and 52,211.46

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Solution

The fourth proportional to 92,494.26, 127,648.74 and 52,211.46 is: 72,055.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,494.26 : 127,648.74 = 52,211.46 : x
  2. Step 2: Convert to fraction form
    92,494.26/127,648.74 = 52,211.46/x
  3. Step 3: Cross multiply
    92,494.26x = 127,648.74 × 52,211.46
  4. Step 4: Simplify right side
    92,494.26x = 6,664,727,082.56
  5. Step 5: Solve for x
    x = 6,664,727,082.56/92,494.26
  6. Step 6: Final answer
    x = 72,055.57

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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.