Home / 146,157.72-201,696.13-82,498.20

Finding the Fourth Proportional to 146,157.72, 201,696.13 and 82,498.20

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Solution

The fourth proportional to 146,157.72, 201,696.13 and 82,498.20 is: 113,846.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,157.72 : 201,696.13 = 82,498.20 : x
  2. Step 2: Convert to fraction form
    146,157.72/201,696.13 = 82,498.20/x
  3. Step 3: Cross multiply
    146,157.72x = 201,696.13 × 82,498.20
  4. Step 4: Simplify right side
    146,157.72x = 16,639,566,554.68
  5. Step 5: Solve for x
    x = 16,639,566,554.68/146,157.72
  6. Step 6: Final answer
    x = 113,846.65

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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.