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Finding the Fourth Proportional to 157,576, 236,231.42 and 73,293.34

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Solution

The fourth proportional to 157,576, 236,231.42 and 73,293.34 is: 109,878.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,576 : 236,231.42 = 73,293.34 : x
  2. Step 2: Convert to fraction form
    157,576/236,231.42 = 73,293.34/x
  3. Step 3: Cross multiply
    157,576x = 236,231.42 × 73,293.34
  4. Step 4: Simplify right side
    157,576x = 17,314,189,784.74
  5. Step 5: Solve for x
    x = 17,314,189,784.74/157,576
  6. Step 6: Final answer
    x = 109,878.34

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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.