Finding the Fourth Proportional to 201,917.70, 302,617.35 and 122,948.10
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Solution
The fourth proportional to 201,917.70, 302,617.35 and 122,948.10 is: 184,264.32
Step by Step Solution
- Step 1: Write the proportion equation
201,917.70 : 302,617.35 = 122,948.10 : x - Step 2: Convert to fraction form
201,917.70/302,617.35 = 122,948.10/x - Step 3: Cross multiply
201,917.70x = 302,617.35 × 122,948.10 - Step 4: Simplify right side
201,917.70x = 37,206,228,209.54 - Step 5: Solve for x
x = 37,206,228,209.54/201,917.70 - Step 6: Final answer
x = 184,264.32
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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.