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Finding the Fourth Proportional to 181,256.51, 271,912.44 and 92,461.58

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Solution

The fourth proportional to 181,256.51, 271,912.44 and 92,461.58 is: 138,706.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,256.51 : 271,912.44 = 92,461.58 : x
  2. Step 2: Convert to fraction form
    181,256.51/271,912.44 = 92,461.58/x
  3. Step 3: Cross multiply
    181,256.51x = 271,912.44 × 92,461.58
  4. Step 4: Simplify right side
    181,256.51x = 25,141,453,066.14
  5. Step 5: Solve for x
    x = 25,141,453,066.14/181,256.51
  6. Step 6: Final answer
    x = 138,706.48

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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.