Finding the Fourth Proportional to 68,298.26, 102,465.63 and 21,552.02
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Solution
The fourth proportional to 68,298.26, 102,465.63 and 21,552.02 is: 32,333.79
Step by Step Solution
- Step 1: Write the proportion equation
68,298.26 : 102,465.63 = 21,552.02 : x - Step 2: Convert to fraction form
68,298.26/102,465.63 = 21,552.02/x - Step 3: Cross multiply
68,298.26x = 102,465.63 × 21,552.02 - Step 4: Simplify right side
68,298.26x = 2,208,341,307.07 - Step 5: Solve for x
x = 2,208,341,307.07/68,298.26 - Step 6: Final answer
x = 32,333.79
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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.