Home / 161,326.06-242,095.69-75,961.33

Finding the Fourth Proportional to 161,326.06, 242,095.69 and 75,961.33

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Solution

The fourth proportional to 161,326.06, 242,095.69 and 75,961.33 is: 113,992.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,326.06 : 242,095.69 = 75,961.33 : x
  2. Step 2: Convert to fraction form
    161,326.06/242,095.69 = 75,961.33/x
  3. Step 3: Cross multiply
    161,326.06x = 242,095.69 × 75,961.33
  4. Step 4: Simplify right side
    161,326.06x = 18,389,910,599.67
  5. Step 5: Solve for x
    x = 18,389,910,599.67/161,326.06
  6. Step 6: Final answer
    x = 113,992.19

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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.