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Finding the Fourth Proportional to 59,806.93, 82,478.13 and 43,648.65

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Solution

The fourth proportional to 59,806.93, 82,478.13 and 43,648.65 is: 60,194.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,806.93 : 82,478.13 = 43,648.65 : x
  2. Step 2: Convert to fraction form
    59,806.93/82,478.13 = 43,648.65/x
  3. Step 3: Cross multiply
    59,806.93x = 82,478.13 × 43,648.65
  4. Step 4: Simplify right side
    59,806.93x = 3,600,058,982.55
  5. Step 5: Solve for x
    x = 3,600,058,982.55/59,806.93
  6. Step 6: Final answer
    x = 60,194.67

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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.