Home / 199,144.86-274,921.47-134,953.22

Finding the Fourth Proportional to 199,144.86, 274,921.47 and 134,953.22

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Solution

The fourth proportional to 199,144.86, 274,921.47 and 134,953.22 is: 186,304.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,144.86 : 274,921.47 = 134,953.22 : x
  2. Step 2: Convert to fraction form
    199,144.86/274,921.47 = 134,953.22/x
  3. Step 3: Cross multiply
    199,144.86x = 274,921.47 × 134,953.22
  4. Step 4: Simplify right side
    199,144.86x = 37,101,537,623.63
  5. Step 5: Solve for x
    x = 37,101,537,623.63/199,144.86
  6. Step 6: Final answer
    x = 186,304.27

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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.