Home / 226,051.02-338,840.82-76,239.90

Finding the Fourth Proportional to 226,051.02, 338,840.82 and 76,239.90

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Solution

The fourth proportional to 226,051.02, 338,840.82 and 76,239.90 is: 114,280.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,051.02 : 338,840.82 = 76,239.90 : x
  2. Step 2: Convert to fraction form
    226,051.02/338,840.82 = 76,239.90/x
  3. Step 3: Cross multiply
    226,051.02x = 338,840.82 × 76,239.90
  4. Step 4: Simplify right side
    226,051.02x = 25,833,190,232.72
  5. Step 5: Solve for x
    x = 25,833,190,232.72/226,051.02
  6. Step 6: Final answer
    x = 114,280.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.