Home / 134,625.53-185,784.48-74,198.36

Finding the Fourth Proportional to 134,625.53, 185,784.48 and 74,198.36

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Solution

The fourth proportional to 134,625.53, 185,784.48 and 74,198.36 is: 102,394.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,625.53 : 185,784.48 = 74,198.36 : x
  2. Step 2: Convert to fraction form
    134,625.53/185,784.48 = 74,198.36/x
  3. Step 3: Cross multiply
    134,625.53x = 185,784.48 × 74,198.36
  4. Step 4: Simplify right side
    134,625.53x = 13,784,902,800.53
  5. Step 5: Solve for x
    x = 13,784,902,800.53/134,625.53
  6. Step 6: Final answer
    x = 102,394.42

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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.