Home / 159,160.20-238,755.89-57,985.75

Finding the Fourth Proportional to 159,160.20, 238,755.89 and 57,985.75

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Solution

The fourth proportional to 159,160.20, 238,755.89 and 57,985.75 is: 86,984.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,160.20 : 238,755.89 = 57,985.75 : x
  2. Step 2: Convert to fraction form
    159,160.20/238,755.89 = 57,985.75/x
  3. Step 3: Cross multiply
    159,160.20x = 238,755.89 × 57,985.75
  4. Step 4: Simplify right side
    159,160.20x = 13,844,439,348.57
  5. Step 5: Solve for x
    x = 13,844,439,348.57/159,160.20
  6. Step 6: Final answer
    x = 86,984.30

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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.