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Finding the Fourth Proportional to 73,344.72, 110,026.35 and 20,754.23

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Solution

The fourth proportional to 73,344.72, 110,026.35 and 20,754.23 is: 31,133.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,344.72 : 110,026.35 = 20,754.23 : x
  2. Step 2: Convert to fraction form
    73,344.72/110,026.35 = 20,754.23/x
  3. Step 3: Cross multiply
    73,344.72x = 110,026.35 × 20,754.23
  4. Step 4: Simplify right side
    73,344.72x = 2,283,511,623.83
  5. Step 5: Solve for x
    x = 2,283,511,623.83/73,344.72
  6. Step 6: Final answer
    x = 31,133.96

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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.