Finding the Fourth Proportional to 236,479.85, 354,528.41 and 161,411.07
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Solution
The fourth proportional to 236,479.85, 354,528.41 and 161,411.07 is: 241,985.99
Step by Step Solution
- Step 1: Write the proportion equation
236,479.85 : 354,528.41 = 161,411.07 : x - Step 2: Convert to fraction form
236,479.85/354,528.41 = 161,411.07/x - Step 3: Cross multiply
236,479.85x = 354,528.41 × 161,411.07 - Step 4: Simplify right side
236,479.85x = 57,224,809,196.44 - Step 5: Solve for x
x = 57,224,809,196.44/236,479.85 - Step 6: Final answer
x = 241,985.99
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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.