Home / 197,868.60-273,153.24-112,969.26

Finding the Fourth Proportional to 197,868.60, 273,153.24 and 112,969.26

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Solution

The fourth proportional to 197,868.60, 273,153.24 and 112,969.26 is: 155,951.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,868.60 : 273,153.24 = 112,969.26 : x
  2. Step 2: Convert to fraction form
    197,868.60/273,153.24 = 112,969.26/x
  3. Step 3: Cross multiply
    197,868.60x = 273,153.24 × 112,969.26
  4. Step 4: Simplify right side
    197,868.60x = 30,857,919,389.40
  5. Step 5: Solve for x
    x = 30,857,919,389.40/197,868.60
  6. Step 6: Final answer
    x = 155,951.57

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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.