Finding the Fourth Proportional to 212,067.36, 292,657.14 and 116,582.94
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Solution
The fourth proportional to 212,067.36, 292,657.14 and 116,582.94 is: 160,886.76
Step by Step Solution
- Step 1: Write the proportion equation
212,067.36 : 292,657.14 = 116,582.94 : x - Step 2: Convert to fraction form
212,067.36/292,657.14 = 116,582.94/x - Step 3: Cross multiply
212,067.36x = 292,657.14 × 116,582.94 - Step 4: Simplify right side
212,067.36x = 34,118,829,793.19 - Step 5: Solve for x
x = 34,118,829,793.19/212,067.36 - Step 6: Final answer
x = 160,886.76
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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.