Home / 146,620.53-202,330.81-82,959.69

Finding the Fourth Proportional to 146,620.53, 202,330.81 and 82,959.69

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Solution

The fourth proportional to 146,620.53, 202,330.81 and 82,959.69 is: 114,481.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,620.53 : 202,330.81 = 82,959.69 : x
  2. Step 2: Convert to fraction form
    146,620.53/202,330.81 = 82,959.69/x
  3. Step 3: Cross multiply
    146,620.53x = 202,330.81 × 82,959.69
  4. Step 4: Simplify right side
    146,620.53x = 16,785,301,275.05
  5. Step 5: Solve for x
    x = 16,785,301,275.05/146,620.53
  6. Step 6: Final answer
    x = 114,481.25

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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.