Finding the Fourth Proportional to 134,496.67, 185,679.93 and 80,794.75
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Solution
The fourth proportional to 134,496.67, 185,679.93 and 80,794.75 is: 111,541.52
Step by Step Solution
- Step 1: Write the proportion equation
134,496.67 : 185,679.93 = 80,794.75 : x - Step 2: Convert to fraction form
134,496.67/185,679.93 = 80,794.75/x - Step 3: Cross multiply
134,496.67x = 185,679.93 × 80,794.75 - Step 4: Simplify right side
134,496.67x = 15,001,963,524.37 - Step 5: Solve for x
x = 15,001,963,524.37/134,496.67 - Step 6: Final answer
x = 111,541.52
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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.