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Finding the Fourth Proportional to 79,911.61, 110,277.81 and 44,101.37

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Solution

The fourth proportional to 79,911.61, 110,277.81 and 44,101.37 is: 60,859.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,911.61 : 110,277.81 = 44,101.37 : x
  2. Step 2: Convert to fraction form
    79,911.61/110,277.81 = 44,101.37/x
  3. Step 3: Cross multiply
    79,911.61x = 110,277.81 × 44,101.37
  4. Step 4: Simplify right side
    79,911.61x = 4,863,402,501.60
  5. Step 5: Solve for x
    x = 4,863,402,501.60/79,911.61
  6. Step 6: Final answer
    x = 60,859.77

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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.