Finding the Fourth Proportional to 245,611.63, 368,417.42 and 68,118.63
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Solution
The fourth proportional to 245,611.63, 368,417.42 and 68,118.63 is: 102,177.94
Step by Step Solution
- Step 1: Write the proportion equation
245,611.63 : 368,417.42 = 68,118.63 : x - Step 2: Convert to fraction form
245,611.63/368,417.42 = 68,118.63/x - Step 3: Cross multiply
245,611.63x = 368,417.42 × 68,118.63 - Step 4: Simplify right side
245,611.63x = 25,096,089,577.94 - Step 5: Solve for x
x = 25,096,089,577.94/245,611.63 - Step 6: Final answer
x = 102,177.94
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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.