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Finding the Fourth Proportional to 64,806.21, 97,222.86 and 27,366.39

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Solution

The fourth proportional to 64,806.21, 97,222.86 and 27,366.39 is: 41,055.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,806.21 : 97,222.86 = 27,366.39 : x
  2. Step 2: Convert to fraction form
    64,806.21/97,222.86 = 27,366.39/x
  3. Step 3: Cross multiply
    64,806.21x = 97,222.86 × 27,366.39
  4. Step 4: Simplify right side
    64,806.21x = 2,660,638,703.68
  5. Step 5: Solve for x
    x = 2,660,638,703.68/64,806.21
  6. Step 6: Final answer
    x = 41,055.30

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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.