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Finding the Fourth Proportional to 157,662.17, 236,486.64 and 73,393.37

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Solution

The fourth proportional to 157,662.17, 236,486.64 and 73,393.37 is: 110,086.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,662.17 : 236,486.64 = 73,393.37 : x
  2. Step 2: Convert to fraction form
    157,662.17/236,486.64 = 73,393.37/x
  3. Step 3: Cross multiply
    157,662.17x = 236,486.64 × 73,393.37
  4. Step 4: Simplify right side
    157,662.17x = 17,356,551,469.58
  5. Step 5: Solve for x
    x = 17,356,551,469.58/157,662.17
  6. Step 6: Final answer
    x = 110,086.98

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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.