Home / 146,515.68-202,190.40-82,853.28

Finding the Fourth Proportional to 146,515.68, 202,190.40 and 82,853.28

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Solution

The fourth proportional to 146,515.68, 202,190.40 and 82,853.28 is: 114,336.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,515.68 : 202,190.40 = 82,853.28 : x
  2. Step 2: Convert to fraction form
    146,515.68/202,190.40 = 82,853.28/x
  3. Step 3: Cross multiply
    146,515.68x = 202,190.40 × 82,853.28
  4. Step 4: Simplify right side
    146,515.68x = 16,752,137,824.51
  5. Step 5: Solve for x
    x = 16,752,137,824.51/146,515.68
  6. Step 6: Final answer
    x = 114,336.83

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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.