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Finding the Fourth Proportional to 48,164.44, 72,275.22 and 21,868.84

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Solution

The fourth proportional to 48,164.44, 72,275.22 and 21,868.84 is: 32,816.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,164.44 : 72,275.22 = 21,868.84 : x
  2. Step 2: Convert to fraction form
    48,164.44/72,275.22 = 21,868.84/x
  3. Step 3: Cross multiply
    48,164.44x = 72,275.22 × 21,868.84
  4. Step 4: Simplify right side
    48,164.44x = 1,580,575,222.14
  5. Step 5: Solve for x
    x = 1,580,575,222.14/48,164.44
  6. Step 6: Final answer
    x = 32,816.23

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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.