Home / 197,244.96-272,131.56-112,301.88

Finding the Fourth Proportional to 197,244.96, 272,131.56 and 112,301.88

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Solution

The fourth proportional to 197,244.96, 272,131.56 and 112,301.88 is: 154,938.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,244.96 : 272,131.56 = 112,301.88 : x
  2. Step 2: Convert to fraction form
    197,244.96/272,131.56 = 112,301.88/x
  3. Step 3: Cross multiply
    197,244.96x = 272,131.56 × 112,301.88
  4. Step 4: Simplify right side
    197,244.96x = 30,560,885,795.33
  5. Step 5: Solve for x
    x = 30,560,885,795.33/197,244.96
  6. Step 6: Final answer
    x = 154,938.74

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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.