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Finding the Fourth Proportional to 210,604.60, 315,844.50 and 60,846.23

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Solution

The fourth proportional to 210,604.60, 315,844.50 and 60,846.23 is: 91,251.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,604.60 : 315,844.50 = 60,846.23 : x
  2. Step 2: Convert to fraction form
    210,604.60/315,844.50 = 60,846.23/x
  3. Step 3: Cross multiply
    210,604.60x = 315,844.50 × 60,846.23
  4. Step 4: Simplify right side
    210,604.60x = 19,217,947,880.85
  5. Step 5: Solve for x
    x = 19,217,947,880.85/210,604.60
  6. Step 6: Final answer
    x = 91,251.32

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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.