Finding the Fourth Proportional to 201,835.02, 302,785.74 and 68,701.80
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Solution
The fourth proportional to 201,835.02, 302,785.74 and 68,701.80 is: 103,064.00
Step by Step Solution
- Step 1: Write the proportion equation
201,835.02 : 302,785.74 = 68,701.80 : x - Step 2: Convert to fraction form
201,835.02/302,785.74 = 68,701.80/x - Step 3: Cross multiply
201,835.02x = 302,785.74 × 68,701.80 - Step 4: Simplify right side
201,835.02x = 20,801,925,352.33 - Step 5: Solve for x
x = 20,801,925,352.33/201,835.02 - Step 6: Final answer
x = 103,064.00
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.