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Finding the Fourth Proportional to 44,165, 66,231.30 and 14,574.08

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Solution

The fourth proportional to 44,165, 66,231.30 and 14,574.08 is: 21,855.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,165 : 66,231.30 = 14,574.08 : x
  2. Step 2: Convert to fraction form
    44,165/66,231.30 = 14,574.08/x
  3. Step 3: Cross multiply
    44,165x = 66,231.30 × 14,574.08
  4. Step 4: Simplify right side
    44,165x = 965,260,264.70
  5. Step 5: Solve for x
    x = 965,260,264.70/44,165
  6. Step 6: Final answer
    x = 21,855.77

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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.