Finding the Fourth Proportional to 155,169.36, 214,133.97 and 88,101.36
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Solution
The fourth proportional to 155,169.36, 214,133.97 and 88,101.36 is: 121,580.02
Step by Step Solution
- Step 1: Write the proportion equation
155,169.36 : 214,133.97 = 88,101.36 : x - Step 2: Convert to fraction form
155,169.36/214,133.97 = 88,101.36/x - Step 3: Cross multiply
155,169.36x = 214,133.97 × 88,101.36 - Step 4: Simplify right side
155,169.36x = 18,865,493,979.20 - Step 5: Solve for x
x = 18,865,493,979.20/155,169.36 - Step 6: Final answer
x = 121,580.02
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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.