Home / 161,927.43-242,893.59-73,119.03

Finding the Fourth Proportional to 161,927.43, 242,893.59 and 73,119.03

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Solution

The fourth proportional to 161,927.43, 242,893.59 and 73,119.03 is: 109,679.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,927.43 : 242,893.59 = 73,119.03 : x
  2. Step 2: Convert to fraction form
    161,927.43/242,893.59 = 73,119.03/x
  3. Step 3: Cross multiply
    161,927.43x = 242,893.59 × 73,119.03
  4. Step 4: Simplify right side
    161,927.43x = 17,760,143,694.02
  5. Step 5: Solve for x
    x = 17,760,143,694.02/161,927.43
  6. Step 6: Final answer
    x = 109,679.65

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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.