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Finding the Fourth Proportional to 79,960.62, 110,347.08 and 44,148.51

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Solution

The fourth proportional to 79,960.62, 110,347.08 and 44,148.51 is: 60,925.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,960.62 : 110,347.08 = 44,148.51 : x
  2. Step 2: Convert to fraction form
    79,960.62/110,347.08 = 44,148.51/x
  3. Step 3: Cross multiply
    79,960.62x = 110,347.08 × 44,148.51
  4. Step 4: Simplify right side
    79,960.62x = 4,871,659,164.85
  5. Step 5: Solve for x
    x = 4,871,659,164.85/79,960.62
  6. Step 6: Final answer
    x = 60,925.73

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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.