Home / 137,408.06-206,102.24-42,635.82

Finding the Fourth Proportional to 137,408.06, 206,102.24 and 42,635.82

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Solution

The fourth proportional to 137,408.06, 206,102.24 and 42,635.82 is: 63,950.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,408.06 : 206,102.24 = 42,635.82 : x
  2. Step 2: Convert to fraction form
    137,408.06/206,102.24 = 42,635.82/x
  3. Step 3: Cross multiply
    137,408.06x = 206,102.24 × 42,635.82
  4. Step 4: Simplify right side
    137,408.06x = 8,787,338,006.24
  5. Step 5: Solve for x
    x = 8,787,338,006.24/137,408.06
  6. Step 6: Final answer
    x = 63,950.67

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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.