Home / 146,120.64-201,646.44-82,458.24

Finding the Fourth Proportional to 146,120.64, 201,646.44 and 82,458.24

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Solution

The fourth proportional to 146,120.64, 201,646.44 and 82,458.24 is: 113,792.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,120.64 : 201,646.44 = 82,458.24 : x
  2. Step 2: Convert to fraction form
    146,120.64/201,646.44 = 82,458.24/x
  3. Step 3: Cross multiply
    146,120.64x = 201,646.44 × 82,458.24
  4. Step 4: Simplify right side
    146,120.64x = 16,627,410,544.67
  5. Step 5: Solve for x
    x = 16,627,410,544.67/146,120.64
  6. Step 6: Final answer
    x = 113,792.35

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1.5x scale

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.