Finding the Fourth Proportional to 168,342.93, 252,366.53 and 68,587.02
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Solution
The fourth proportional to 168,342.93, 252,366.53 and 68,587.02 is: 102,820.28
Step by Step Solution
- Step 1: Write the proportion equation
168,342.93 : 252,366.53 = 68,587.02 : x - Step 2: Convert to fraction form
168,342.93/252,366.53 = 68,587.02/x - Step 3: Cross multiply
168,342.93x = 252,366.53 × 68,587.02 - Step 4: Simplify right side
168,342.93x = 17,309,067,897.51 - Step 5: Solve for x
x = 17,309,067,897.51/168,342.93 - Step 6: Final answer
x = 102,820.28
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.