Finding the Fourth Proportional to 245,833.47, 368,770.71 and 68,342.02
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Solution
The fourth proportional to 245,833.47, 368,770.71 and 68,342.02 is: 102,518.73
Step by Step Solution
- Step 1: Write the proportion equation
245,833.47 : 368,770.71 = 68,342.02 : x - Step 2: Convert to fraction form
245,833.47/368,770.71 = 68,342.02/x - Step 3: Cross multiply
245,833.47x = 368,770.71 × 68,342.02 - Step 4: Simplify right side
245,833.47x = 25,202,535,238.23 - Step 5: Solve for x
x = 25,202,535,238.23/245,833.47 - Step 6: Final answer
x = 102,518.73
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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.