Finding the Fourth Proportional to 202,435.84, 303,559.80 and 118,220.95
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Solution
The fourth proportional to 202,435.84, 303,559.80 and 118,220.95 is: 177,276.55
Step by Step Solution
- Step 1: Write the proportion equation
202,435.84 : 303,559.80 = 118,220.95 : x - Step 2: Convert to fraction form
202,435.84/303,559.80 = 118,220.95/x - Step 3: Cross multiply
202,435.84x = 303,559.80 × 118,220.95 - Step 4: Simplify right side
202,435.84x = 35,887,127,937.81 - Step 5: Solve for x
x = 35,887,127,937.81/202,435.84 - Step 6: Final answer
x = 177,276.55
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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.