Home / 73,431.32-110,150.22-73,327.64

Finding the Fourth Proportional to 73,431.32, 110,150.22 and 73,327.64

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Solution

The fourth proportional to 73,431.32, 110,150.22 and 73,327.64 is: 109,994.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,431.32 : 110,150.22 = 73,327.64 : x
  2. Step 2: Convert to fraction form
    73,431.32/110,150.22 = 73,327.64/x
  3. Step 3: Cross multiply
    73,431.32x = 110,150.22 × 73,327.64
  4. Step 4: Simplify right side
    73,431.32x = 8,077,055,678.08
  5. Step 5: Solve for x
    x = 8,077,055,678.08/73,431.32
  6. Step 6: Final answer
    x = 109,994.70

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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.