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Finding the Fourth Proportional to 209,493.57, 314,243.28 and 59,733.87

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Solution

The fourth proportional to 209,493.57, 314,243.28 and 59,733.87 is: 89,601.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,493.57 : 314,243.28 = 59,733.87 : x
  2. Step 2: Convert to fraction form
    209,493.57/314,243.28 = 59,733.87/x
  3. Step 3: Cross multiply
    209,493.57x = 314,243.28 × 59,733.87
  4. Step 4: Simplify right side
    209,493.57x = 18,770,967,235.89
  5. Step 5: Solve for x
    x = 18,770,967,235.89/209,493.57
  6. Step 6: Final answer
    x = 89,601.64

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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.