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Finding the Fourth Proportional to 73,852.56, 101,894.49 and 43,640.64

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Solution

The fourth proportional to 73,852.56, 101,894.49 and 43,640.64 is: 60,211.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,852.56 : 101,894.49 = 43,640.64 : x
  2. Step 2: Convert to fraction form
    73,852.56/101,894.49 = 43,640.64/x
  3. Step 3: Cross multiply
    73,852.56x = 101,894.49 × 43,640.64
  4. Step 4: Simplify right side
    73,852.56x = 4,446,740,756.07
  5. Step 5: Solve for x
    x = 4,446,740,756.07/73,852.56
  6. Step 6: Final answer
    x = 60,211.06

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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.