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Finding the Fourth Proportional to 159,373.44, 238,771.76 and 114,758.64

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Solution

The fourth proportional to 159,373.44, 238,771.76 and 114,758.64 is: 171,930.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,373.44 : 238,771.76 = 114,758.64 : x
  2. Step 2: Convert to fraction form
    159,373.44/238,771.76 = 114,758.64/x
  3. Step 3: Cross multiply
    159,373.44x = 238,771.76 × 114,758.64
  4. Step 4: Simplify right side
    159,373.44x = 27,401,122,448.01
  5. Step 5: Solve for x
    x = 27,401,122,448.01/159,373.44
  6. Step 6: Final answer
    x = 171,930.29

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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.