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Finding the Fourth Proportional to 73,678.91, 110,523.23 and 26,964.59

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Solution

The fourth proportional to 73,678.91, 110,523.23 and 26,964.59 is: 40,448.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,678.91 : 110,523.23 = 26,964.59 : x
  2. Step 2: Convert to fraction form
    73,678.91/110,523.23 = 26,964.59/x
  3. Step 3: Cross multiply
    73,678.91x = 110,523.23 × 26,964.59
  4. Step 4: Simplify right side
    73,678.91x = 2,980,213,723.91
  5. Step 5: Solve for x
    x = 2,980,213,723.91/73,678.91
  6. Step 6: Final answer
    x = 40,448.67

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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.