Home / 266,935.50-368,371-146,076.78

Finding the Fourth Proportional to 266,935.50, 368,371 and 146,076.78

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Solution

The fourth proportional to 266,935.50, 368,371 and 146,076.78 is: 201,585.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,935.50 : 368,371 = 146,076.78 : x
  2. Step 2: Convert to fraction form
    266,935.50/368,371 = 146,076.78/x
  3. Step 3: Cross multiply
    266,935.50x = 368,371 × 146,076.78
  4. Step 4: Simplify right side
    266,935.50x = 53,810,449,525.38
  5. Step 5: Solve for x
    x = 53,810,449,525.38/266,935.50
  6. Step 6: Final answer
    x = 201,585.96

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1.5x scale

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.