Home / 266,361.12-367,589.52-153,183.96

Finding the Fourth Proportional to 266,361.12, 367,589.52 and 153,183.96

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Solution

The fourth proportional to 266,361.12, 367,589.52 and 153,183.96 is: 211,400.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,361.12 : 367,589.52 = 153,183.96 : x
  2. Step 2: Convert to fraction form
    266,361.12/367,589.52 = 153,183.96/x
  3. Step 3: Cross multiply
    266,361.12x = 367,589.52 × 153,183.96
  4. Step 4: Simplify right side
    266,361.12x = 56,308,818,328.10
  5. Step 5: Solve for x
    x = 56,308,818,328.10/266,361.12
  6. Step 6: Final answer
    x = 211,400.29

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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.