Home / 199,147.11-274,924.57-134,955.47

Finding the Fourth Proportional to 199,147.11, 274,924.57 and 134,955.47

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Solution

The fourth proportional to 199,147.11, 274,924.57 and 134,955.47 is: 186,307.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,147.11 : 274,924.57 = 134,955.47 : x
  2. Step 2: Convert to fraction form
    199,147.11/274,924.57 = 134,955.47/x
  3. Step 3: Cross multiply
    199,147.11x = 274,924.57 × 134,955.47
  4. Step 4: Simplify right side
    199,147.11x = 37,102,574,558.90
  5. Step 5: Solve for x
    x = 37,102,574,558.90/199,147.11
  6. Step 6: Final answer
    x = 186,307.37

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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.