Home / 334,139.78-501,093-134,408.36

Finding the Fourth Proportional to 334,139.78, 501,093 and 134,408.36

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Solution

The fourth proportional to 334,139.78, 501,093 and 134,408.36 is: 201,565.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,139.78 : 501,093 = 134,408.36 : x
  2. Step 2: Convert to fraction form
    334,139.78/501,093 = 134,408.36/x
  3. Step 3: Cross multiply
    334,139.78x = 501,093 × 134,408.36
  4. Step 4: Simplify right side
    334,139.78x = 67,351,089,590.21
  5. Step 5: Solve for x
    x = 67,351,089,590.21/334,139.78
  6. Step 6: Final answer
    x = 201,565.61

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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.