Home / 266,911.47-368,321.94-146,028.69

Finding the Fourth Proportional to 266,911.47, 368,321.94 and 146,028.69

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Solution

The fourth proportional to 266,911.47, 368,321.94 and 146,028.69 is: 201,510.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,911.47 : 368,321.94 = 146,028.69 : x
  2. Step 2: Convert to fraction form
    266,911.47/368,321.94 = 146,028.69/x
  3. Step 3: Cross multiply
    266,911.47x = 368,321.94 × 146,028.69
  4. Step 4: Simplify right side
    266,911.47x = 53,785,570,396.46
  5. Step 5: Solve for x
    x = 53,785,570,396.46/266,911.47
  6. Step 6: Final answer
    x = 201,510.90

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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.