Home / 197,455.72-296,122.14-66,097

Finding the Fourth Proportional to 197,455.72, 296,122.14 and 66,097

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Solution

The fourth proportional to 197,455.72, 296,122.14 and 66,097 is: 99,124.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,455.72 : 296,122.14 = 66,097 : x
  2. Step 2: Convert to fraction form
    197,455.72/296,122.14 = 66,097/x
  3. Step 3: Cross multiply
    197,455.72x = 296,122.14 × 66,097
  4. Step 4: Simplify right side
    197,455.72x = 19,572,785,087.58
  5. Step 5: Solve for x
    x = 19,572,785,087.58/197,455.72
  6. Step 6: Final answer
    x = 99,124.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.