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Finding the Fourth Proportional to 95,090.78, 142,637.79 and 35,954.30

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Solution

The fourth proportional to 95,090.78, 142,637.79 and 35,954.30 is: 53,932.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,090.78 : 142,637.79 = 35,954.30 : x
  2. Step 2: Convert to fraction form
    95,090.78/142,637.79 = 35,954.30/x
  3. Step 3: Cross multiply
    95,090.78x = 142,637.79 × 35,954.30
  4. Step 4: Simplify right side
    95,090.78x = 5,128,441,893.00
  5. Step 5: Solve for x
    x = 5,128,441,893.00/95,090.78
  6. Step 6: Final answer
    x = 53,932.06

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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.