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Finding the Fourth Proportional to 79,852.96, 110,202.12 and 45,872.08

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Solution

The fourth proportional to 79,852.96, 110,202.12 and 45,872.08 is: 63,306.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,852.96 : 110,202.12 = 45,872.08 : x
  2. Step 2: Convert to fraction form
    79,852.96/110,202.12 = 45,872.08/x
  3. Step 3: Cross multiply
    79,852.96x = 110,202.12 × 45,872.08
  4. Step 4: Simplify right side
    79,852.96x = 5,055,200,464.81
  5. Step 5: Solve for x
    x = 5,055,200,464.81/79,852.96
  6. Step 6: Final answer
    x = 63,306.36

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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.