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Finding the Fourth Proportional to 79,856.50, 110,202.48 and 44,047.48

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Solution

The fourth proportional to 79,856.50, 110,202.48 and 44,047.48 is: 60,785.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,856.50 : 110,202.48 = 44,047.48 : x
  2. Step 2: Convert to fraction form
    79,856.50/110,202.48 = 44,047.48/x
  3. Step 3: Cross multiply
    79,856.50x = 110,202.48 × 44,047.48
  4. Step 4: Simplify right side
    79,856.50x = 4,854,141,533.75
  5. Step 5: Solve for x
    x = 4,854,141,533.75/79,856.50
  6. Step 6: Final answer
    x = 60,785.80

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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.