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Finding the Fourth Proportional to 64,767.77, 97,110.14 and 44,721.09

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Solution

The fourth proportional to 64,767.77, 97,110.14 and 44,721.09 is: 67,052.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,767.77 : 97,110.14 = 44,721.09 : x
  2. Step 2: Convert to fraction form
    64,767.77/97,110.14 = 44,721.09/x
  3. Step 3: Cross multiply
    64,767.77x = 97,110.14 × 44,721.09
  4. Step 4: Simplify right side
    64,767.77x = 4,342,871,087.25
  5. Step 5: Solve for x
    x = 4,342,871,087.25/64,767.77
  6. Step 6: Final answer
    x = 67,052.97

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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.