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Finding the Fourth Proportional to 65,146.55, 97,592.56 and 44,879.73

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Solution

The fourth proportional to 65,146.55, 97,592.56 and 44,879.73 is: 67,231.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,146.55 : 97,592.56 = 44,879.73 : x
  2. Step 2: Convert to fraction form
    65,146.55/97,592.56 = 44,879.73/x
  3. Step 3: Cross multiply
    65,146.55x = 97,592.56 × 44,879.73
  4. Step 4: Simplify right side
    65,146.55x = 4,379,927,264.64
  5. Step 5: Solve for x
    x = 4,379,927,264.64/65,146.55
  6. Step 6: Final answer
    x = 67,231.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.