Home / 187,942.86-282,154.96-161,458.29

Finding the Fourth Proportional to 187,942.86, 282,154.96 and 161,458.29

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Solution

The fourth proportional to 187,942.86, 282,154.96 and 161,458.29 is: 242,394.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,942.86 : 282,154.96 = 161,458.29 : x
  2. Step 2: Convert to fraction form
    187,942.86/282,154.96 = 161,458.29/x
  3. Step 3: Cross multiply
    187,942.86x = 282,154.96 × 161,458.29
  4. Step 4: Simplify right side
    187,942.86x = 45,556,256,952.97
  5. Step 5: Solve for x
    x = 45,556,256,952.97/187,942.86
  6. Step 6: Final answer
    x = 242,394.19

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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.