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Finding the Fourth Proportional to 114,165.72, 171,263.16 and 44,065.08

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Solution

The fourth proportional to 114,165.72, 171,263.16 and 44,065.08 is: 66,103.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,165.72 : 171,263.16 = 44,065.08 : x
  2. Step 2: Convert to fraction form
    114,165.72/171,263.16 = 44,065.08/x
  3. Step 3: Cross multiply
    114,165.72x = 171,263.16 × 44,065.08
  4. Step 4: Simplify right side
    114,165.72x = 7,546,724,846.45
  5. Step 5: Solve for x
    x = 7,546,724,846.45/114,165.72
  6. Step 6: Final answer
    x = 66,103.25

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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.