Home / 197,738.44-272,898.64-112,868.26

Finding the Fourth Proportional to 197,738.44, 272,898.64 and 112,868.26

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Solution

The fourth proportional to 197,738.44, 272,898.64 and 112,868.26 is: 155,769.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,738.44 : 272,898.64 = 112,868.26 : x
  2. Step 2: Convert to fraction form
    197,738.44/272,898.64 = 112,868.26/x
  3. Step 3: Cross multiply
    197,738.44x = 272,898.64 × 112,868.26
  4. Step 4: Simplify right side
    197,738.44x = 30,801,594,653.17
  5. Step 5: Solve for x
    x = 30,801,594,653.17/197,738.44
  6. Step 6: Final answer
    x = 155,769.38

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1.5x scale

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.