Home / 145,993.22-201,464.52-82,336.94

Finding the Fourth Proportional to 145,993.22, 201,464.52 and 82,336.94

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Solution

The fourth proportional to 145,993.22, 201,464.52 and 82,336.94 is: 113,621.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,993.22 : 201,464.52 = 82,336.94 : x
  2. Step 2: Convert to fraction form
    145,993.22/201,464.52 = 82,336.94/x
  3. Step 3: Cross multiply
    145,993.22x = 201,464.52 × 82,336.94
  4. Step 4: Simplify right side
    145,993.22x = 16,587,972,095.37
  5. Step 5: Solve for x
    x = 16,587,972,095.37/145,993.22
  6. Step 6: Final answer
    x = 113,621.52

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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.