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Finding the Fourth Proportional to 44,119, 66,162.18 and 14,528.20

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Solution

The fourth proportional to 44,119, 66,162.18 and 14,528.20 is: 21,786.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,119 : 66,162.18 = 14,528.20 : x
  2. Step 2: Convert to fraction form
    44,119/66,162.18 = 14,528.20/x
  3. Step 3: Cross multiply
    44,119x = 66,162.18 × 14,528.20
  4. Step 4: Simplify right side
    44,119x = 961,217,383.48
  5. Step 5: Solve for x
    x = 961,217,383.48/44,119
  6. Step 6: Final answer
    x = 21,786.93

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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.