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Finding the Fourth Proportional to 73,668.69, 110,502.23 and 44,094.78

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Solution

The fourth proportional to 73,668.69, 110,502.23 and 44,094.78 is: 66,141.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,668.69 : 110,502.23 = 44,094.78 : x
  2. Step 2: Convert to fraction form
    73,668.69/110,502.23 = 44,094.78/x
  3. Step 3: Cross multiply
    73,668.69x = 110,502.23 × 44,094.78
  4. Step 4: Simplify right side
    73,668.69x = 4,872,571,300.89
  5. Step 5: Solve for x
    x = 4,872,571,300.89/73,668.69
  6. Step 6: Final answer
    x = 66,141.69

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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.