Home / 73,548.20-110,319.57-20,956.32

Finding the Fourth Proportional to 73,548.20, 110,319.57 and 20,956.32

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Solution

The fourth proportional to 73,548.20, 110,319.57 and 20,956.32 is: 31,433.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,548.20 : 110,319.57 = 20,956.32 : x
  2. Step 2: Convert to fraction form
    73,548.20/110,319.57 = 20,956.32/x
  3. Step 3: Cross multiply
    73,548.20x = 110,319.57 × 20,956.32
  4. Step 4: Simplify right side
    73,548.20x = 2,311,892,211.18
  5. Step 5: Solve for x
    x = 2,311,892,211.18/73,548.20
  6. Step 6: Final answer
    x = 31,433.70

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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.