Home / 73,226.72-109,840.08-26,478.56

Finding the Fourth Proportional to 73,226.72, 109,840.08 and 26,478.56

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Solution

The fourth proportional to 73,226.72, 109,840.08 and 26,478.56 is: 39,717.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,226.72 : 109,840.08 = 26,478.56 : x
  2. Step 2: Convert to fraction form
    73,226.72/109,840.08 = 26,478.56/x
  3. Step 3: Cross multiply
    73,226.72x = 109,840.08 × 26,478.56
  4. Step 4: Simplify right side
    73,226.72x = 2,908,407,148.68
  5. Step 5: Solve for x
    x = 2,908,407,148.68/73,226.72
  6. Step 6: Final answer
    x = 39,717.84

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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.