Home / 97,662.24-146,485.32-31,099.68

Finding the Fourth Proportional to 97,662.24, 146,485.32 and 31,099.68

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Solution

The fourth proportional to 97,662.24, 146,485.32 and 31,099.68 is: 46,646.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,662.24 : 146,485.32 = 31,099.68 : x
  2. Step 2: Convert to fraction form
    97,662.24/146,485.32 = 31,099.68/x
  3. Step 3: Cross multiply
    97,662.24x = 146,485.32 × 31,099.68
  4. Step 4: Simplify right side
    97,662.24x = 4,555,646,576.70
  5. Step 5: Solve for x
    x = 4,555,646,576.70/97,662.24
  6. Step 6: Final answer
    x = 46,646.96

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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.