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Finding the Fourth Proportional to 114,339.40, 171,614.50 and 58,219.96

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Solution

The fourth proportional to 114,339.40, 171,614.50 and 58,219.96 is: 87,383.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,339.40 : 171,614.50 = 58,219.96 : x
  2. Step 2: Convert to fraction form
    114,339.40/171,614.50 = 58,219.96/x
  3. Step 3: Cross multiply
    114,339.40x = 171,614.50 × 58,219.96
  4. Step 4: Simplify right side
    114,339.40x = 9,991,389,325.42
  5. Step 5: Solve for x
    x = 9,991,389,325.42/114,339.40
  6. Step 6: Final answer
    x = 87,383.61

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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.