Finding the Fourth Proportional to 217,110.36, 299,671.74 and 132,226.68
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Solution
The fourth proportional to 217,110.36, 299,671.74 and 132,226.68 is: 182,509.02
Step by Step Solution
- Step 1: Write the proportion equation
217,110.36 : 299,671.74 = 132,226.68 : x - Step 2: Convert to fraction form
217,110.36/299,671.74 = 132,226.68/x - Step 3: Cross multiply
217,110.36x = 299,671.74 × 132,226.68 - Step 4: Simplify right side
217,110.36x = 39,624,599,270.02 - Step 5: Solve for x
x = 39,624,599,270.02/217,110.36 - Step 6: Final answer
x = 182,509.02
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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.