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Finding the Fourth Proportional to 54,481.20, 81,750.60 and 24,903.60

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Solution

The fourth proportional to 54,481.20, 81,750.60 and 24,903.60 is: 37,368.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,481.20 : 81,750.60 = 24,903.60 : x
  2. Step 2: Convert to fraction form
    54,481.20/81,750.60 = 24,903.60/x
  3. Step 3: Cross multiply
    54,481.20x = 81,750.60 × 24,903.60
  4. Step 4: Simplify right side
    54,481.20x = 2,035,884,242.16
  5. Step 5: Solve for x
    x = 2,035,884,242.16/54,481.20
  6. Step 6: Final answer
    x = 37,368.56

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1.5x scale

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.