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Finding the Fourth Proportional to 48,164.44, 72,202.92 and 21,854.88

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Solution

The fourth proportional to 48,164.44, 72,202.92 and 21,854.88 is: 32,762.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,164.44 : 72,202.92 = 21,854.88 : x
  2. Step 2: Convert to fraction form
    48,164.44/72,202.92 = 21,854.88/x
  3. Step 3: Cross multiply
    48,164.44x = 72,202.92 × 21,854.88
  4. Step 4: Simplify right side
    48,164.44x = 1,577,986,152.25
  5. Step 5: Solve for x
    x = 1,577,986,152.25/48,164.44
  6. Step 6: Final answer
    x = 32,762.47

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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.