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Finding the Fourth Proportional to 79,814.51, 110,148.98 and 44,004.46

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Solution

The fourth proportional to 79,814.51, 110,148.98 and 44,004.46 is: 60,728.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,814.51 : 110,148.98 = 44,004.46 : x
  2. Step 2: Convert to fraction form
    79,814.51/110,148.98 = 44,004.46/x
  3. Step 3: Cross multiply
    79,814.51x = 110,148.98 × 44,004.46
  4. Step 4: Simplify right side
    79,814.51x = 4,847,046,384.45
  5. Step 5: Solve for x
    x = 4,847,046,384.45/79,814.51
  6. Step 6: Final answer
    x = 60,728.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.