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Finding the Fourth Proportional to 60,946.53, 91,364.43 and 27,648.47

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Solution

The fourth proportional to 60,946.53, 91,364.43 and 27,648.47 is: 41,447.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,946.53 : 91,364.43 = 27,648.47 : x
  2. Step 2: Convert to fraction form
    60,946.53/91,364.43 = 27,648.47/x
  3. Step 3: Cross multiply
    60,946.53x = 91,364.43 × 27,648.47
  4. Step 4: Simplify right side
    60,946.53x = 2,526,086,245.10
  5. Step 5: Solve for x
    x = 2,526,086,245.10/60,946.53
  6. Step 6: Final answer
    x = 41,447.58

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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.