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Finding the Fourth Proportional to 73,571.28, 110,308.56 and 48,534.96

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Solution

The fourth proportional to 73,571.28, 110,308.56 and 48,534.96 is: 72,770.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,571.28 : 110,308.56 = 48,534.96 : x
  2. Step 2: Convert to fraction form
    73,571.28/110,308.56 = 48,534.96/x
  3. Step 3: Cross multiply
    73,571.28x = 110,308.56 × 48,534.96
  4. Step 4: Simplify right side
    73,571.28x = 5,353,821,547.26
  5. Step 5: Solve for x
    x = 5,353,821,547.26/73,571.28
  6. Step 6: Final answer
    x = 72,770.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.