Home / 199,144.11-274,920.43-134,952.47

Finding the Fourth Proportional to 199,144.11, 274,920.43 and 134,952.47

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Solution

The fourth proportional to 199,144.11, 274,920.43 and 134,952.47 is: 186,303.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,144.11 : 274,920.43 = 134,952.47 : x
  2. Step 2: Convert to fraction form
    199,144.11/274,920.43 = 134,952.47/x
  3. Step 3: Cross multiply
    199,144.11x = 274,920.43 × 134,952.47
  4. Step 4: Simplify right side
    199,144.11x = 37,101,191,081.96
  5. Step 5: Solve for x
    x = 37,101,191,081.96/199,144.11
  6. Step 6: Final answer
    x = 186,303.23

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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.