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Finding the Fourth Proportional to 234,381.30, 351,588.36 and 116,020.86

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Solution

The fourth proportional to 234,381.30, 351,588.36 and 116,020.86 is: 174,039.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,381.30 : 351,588.36 = 116,020.86 : x
  2. Step 2: Convert to fraction form
    234,381.30/351,588.36 = 116,020.86/x
  3. Step 3: Cross multiply
    234,381.30x = 351,588.36 × 116,020.86
  4. Step 4: Simplify right side
    234,381.30x = 40,791,583,893.19
  5. Step 5: Solve for x
    x = 40,791,583,893.19/234,381.30
  6. Step 6: Final answer
    x = 174,039.41

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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.