Home / 188,333.04-259,791.02-112,837.80

Finding the Fourth Proportional to 188,333.04, 259,791.02 and 112,837.80

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Solution

The fourth proportional to 188,333.04, 259,791.02 and 112,837.80 is: 155,651.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,333.04 : 259,791.02 = 112,837.80 : x
  2. Step 2: Convert to fraction form
    188,333.04/259,791.02 = 112,837.80/x
  3. Step 3: Cross multiply
    188,333.04x = 259,791.02 × 112,837.80
  4. Step 4: Simplify right side
    188,333.04x = 29,314,247,156.56
  5. Step 5: Solve for x
    x = 29,314,247,156.56/188,333.04
  6. Step 6: Final answer
    x = 155,651.11

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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.