Home / 197,090.35-271,984.94-112,207.41

Finding the Fourth Proportional to 197,090.35, 271,984.94 and 112,207.41

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Solution

The fourth proportional to 197,090.35, 271,984.94 and 112,207.41 is: 154,846.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,090.35 : 271,984.94 = 112,207.41 : x
  2. Step 2: Convert to fraction form
    197,090.35/271,984.94 = 112,207.41/x
  3. Step 3: Cross multiply
    197,090.35x = 271,984.94 × 112,207.41
  4. Step 4: Simplify right side
    197,090.35x = 30,518,725,536.15
  5. Step 5: Solve for x
    x = 30,518,725,536.15/197,090.35
  6. Step 6: Final answer
    x = 154,846.37

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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.