Finding the Fourth Proportional to 236,794.18, 326,791.05 and 134,828.55
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Solution
The fourth proportional to 236,794.18, 326,791.05 and 134,828.55 is: 186,071.99
Step by Step Solution
- Step 1: Write the proportion equation
236,794.18 : 326,791.05 = 134,828.55 : x - Step 2: Convert to fraction form
236,794.18/326,791.05 = 134,828.55/x - Step 3: Cross multiply
236,794.18x = 326,791.05 × 134,828.55 - Step 4: Simplify right side
236,794.18x = 44,060,763,424.48 - Step 5: Solve for x
x = 44,060,763,424.48/236,794.18 - Step 6: Final answer
x = 186,071.99
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1.5x scale
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.