Home / 172,975.20-238,717.44-96,508.08

Finding the Fourth Proportional to 172,975.20, 238,717.44 and 96,508.08

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Solution

The fourth proportional to 172,975.20, 238,717.44 and 96,508.08 is: 133,187.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,975.20 : 238,717.44 = 96,508.08 : x
  2. Step 2: Convert to fraction form
    172,975.20/238,717.44 = 96,508.08/x
  3. Step 3: Cross multiply
    172,975.20x = 238,717.44 × 96,508.08
  4. Step 4: Simplify right side
    172,975.20x = 23,038,161,796.92
  5. Step 5: Solve for x
    x = 23,038,161,796.92/172,975.20
  6. Step 6: Final answer
    x = 133,187.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.