Home / 197,761.14-272,959.20-112,927.41

Finding the Fourth Proportional to 197,761.14, 272,959.20 and 112,927.41

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Solution

The fourth proportional to 197,761.14, 272,959.20 and 112,927.41 is: 155,867.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,761.14 : 272,959.20 = 112,927.41 : x
  2. Step 2: Convert to fraction form
    197,761.14/272,959.20 = 112,927.41/x
  3. Step 3: Cross multiply
    197,761.14x = 272,959.20 × 112,927.41
  4. Step 4: Simplify right side
    197,761.14x = 30,824,575,491.67
  5. Step 5: Solve for x
    x = 30,824,575,491.67/197,761.14
  6. Step 6: Final answer
    x = 155,867.71

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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.