Finding the Fourth Proportional to 205,569.18, 283,772.93 and 125,022.56
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Solution
The fourth proportional to 205,569.18, 283,772.93 and 125,022.56 is: 172,584.32
Step by Step Solution
- Step 1: Write the proportion equation
205,569.18 : 283,772.93 = 125,022.56 : x - Step 2: Convert to fraction form
205,569.18/283,772.93 = 125,022.56/x - Step 3: Cross multiply
205,569.18x = 283,772.93 × 125,022.56 - Step 4: Simplify right side
205,569.18x = 35,478,016,123.32 - Step 5: Solve for x
x = 35,478,016,123.32/205,569.18 - Step 6: Final answer
x = 172,584.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.