Home / 89,922.90-124,093.60-49,636.67

Finding the Fourth Proportional to 89,922.90, 124,093.60 and 49,636.67

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Solution

The fourth proportional to 89,922.90, 124,093.60 and 49,636.67 is: 68,498.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,922.90 : 124,093.60 = 49,636.67 : x
  2. Step 2: Convert to fraction form
    89,922.90/124,093.60 = 49,636.67/x
  3. Step 3: Cross multiply
    89,922.90x = 124,093.60 × 49,636.67
  4. Step 4: Simplify right side
    89,922.90x = 6,159,593,072.31
  5. Step 5: Solve for x
    x = 6,159,593,072.31/89,922.90
  6. Step 6: Final answer
    x = 68,498.60

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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.