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Finding the Fourth Proportional to 371,259.97, 557,124.23 and 158,027.54

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Solution

The fourth proportional to 371,259.97, 557,124.23 and 158,027.54 is: 237,141.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,259.97 : 557,124.23 = 158,027.54 : x
  2. Step 2: Convert to fraction form
    371,259.97/557,124.23 = 158,027.54/x
  3. Step 3: Cross multiply
    371,259.97x = 557,124.23 × 158,027.54
  4. Step 4: Simplify right side
    371,259.97x = 88,040,971,936.36
  5. Step 5: Solve for x
    x = 88,040,971,936.36/371,259.97
  6. Step 6: Final answer
    x = 237,141.03

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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.