Home / 266,927.78-368,382.21-152,242.49

Finding the Fourth Proportional to 266,927.78, 368,382.21 and 152,242.49

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Solution

The fourth proportional to 266,927.78, 368,382.21 and 152,242.49 is: 210,107.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,927.78 : 368,382.21 = 152,242.49 : x
  2. Step 2: Convert to fraction form
    266,927.78/368,382.21 = 152,242.49/x
  3. Step 3: Cross multiply
    266,927.78x = 368,382.21 × 152,242.49
  4. Step 4: Simplify right side
    266,927.78x = 56,083,424,922.10
  5. Step 5: Solve for x
    x = 56,083,424,922.10/266,927.78
  6. Step 6: Final answer
    x = 210,107.11

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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.