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Finding the Fourth Proportional to 79,832.60, 110,176.36 and 45,845.54

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Solution

The fourth proportional to 79,832.60, 110,176.36 and 45,845.54 is: 63,271.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,832.60 : 110,176.36 = 45,845.54 : x
  2. Step 2: Convert to fraction form
    79,832.60/110,176.36 = 45,845.54/x
  3. Step 3: Cross multiply
    79,832.60x = 110,176.36 × 45,845.54
  4. Step 4: Simplify right side
    79,832.60x = 5,051,094,719.43
  5. Step 5: Solve for x
    x = 5,051,094,719.43/79,832.60
  6. Step 6: Final answer
    x = 63,271.08

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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.