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Finding the Fourth Proportional to 171,956.78, 237,301.30 and 95,477.06

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Solution

The fourth proportional to 171,956.78, 237,301.30 and 95,477.06 is: 131,758.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,956.78 : 237,301.30 = 95,477.06 : x
  2. Step 2: Convert to fraction form
    171,956.78/237,301.30 = 95,477.06/x
  3. Step 3: Cross multiply
    171,956.78x = 237,301.30 × 95,477.06
  4. Step 4: Simplify right side
    171,956.78x = 22,656,830,458.18
  5. Step 5: Solve for x
    x = 22,656,830,458.18/171,956.78
  6. Step 6: Final answer
    x = 131,758.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.