Home / 146,529.36-202,221.38-82,005.06

Finding the Fourth Proportional to 146,529.36, 202,221.38 and 82,005.06

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Solution

The fourth proportional to 146,529.36, 202,221.38 and 82,005.06 is: 113,173.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,529.36 : 202,221.38 = 82,005.06 : x
  2. Step 2: Convert to fraction form
    146,529.36/202,221.38 = 82,005.06/x
  3. Step 3: Cross multiply
    146,529.36x = 202,221.38 × 82,005.06
  4. Step 4: Simplify right side
    146,529.36x = 16,583,176,400.18
  5. Step 5: Solve for x
    x = 16,583,176,400.18/146,529.36
  6. Step 6: Final answer
    x = 113,173.06

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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.