Home / 266,936.43-368,388.54-152,237.21

Finding the Fourth Proportional to 266,936.43, 368,388.54 and 152,237.21

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Solution

The fourth proportional to 266,936.43, 368,388.54 and 152,237.21 is: 210,096.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,936.43 : 368,388.54 = 152,237.21 : x
  2. Step 2: Convert to fraction form
    266,936.43/368,388.54 = 152,237.21/x
  3. Step 3: Cross multiply
    266,936.43x = 368,388.54 × 152,237.21
  4. Step 4: Simplify right side
    266,936.43x = 56,082,442,985.20
  5. Step 5: Solve for x
    x = 56,082,442,985.20/266,936.43
  6. Step 6: Final answer
    x = 210,096.62

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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.