Home / 334,121.48-501,431.32-134,443.57

Finding the Fourth Proportional to 334,121.48, 501,431.32 and 134,443.57

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Solution

The fourth proportional to 334,121.48, 501,431.32 and 134,443.57 is: 201,765.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,121.48 : 501,431.32 = 134,443.57 : x
  2. Step 2: Convert to fraction form
    334,121.48/501,431.32 = 134,443.57/x
  3. Step 3: Cross multiply
    334,121.48x = 501,431.32 × 134,443.57
  4. Step 4: Simplify right side
    334,121.48x = 67,414,215,685.09
  5. Step 5: Solve for x
    x = 67,414,215,685.09/334,121.48
  6. Step 6: Final answer
    x = 201,765.58

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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.