Home / 62,105.82-93,042.09-48,186.78

Finding the Fourth Proportional to 62,105.82, 93,042.09 and 48,186.78

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Solution

The fourth proportional to 62,105.82, 93,042.09 and 48,186.78 is: 72,189.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,105.82 : 93,042.09 = 48,186.78 : x
  2. Step 2: Convert to fraction form
    62,105.82/93,042.09 = 48,186.78/x
  3. Step 3: Cross multiply
    62,105.82x = 93,042.09 × 48,186.78
  4. Step 4: Simplify right side
    62,105.82x = 4,483,398,721.57
  5. Step 5: Solve for x
    x = 4,483,398,721.57/62,105.82
  6. Step 6: Final answer
    x = 72,189.67

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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.