Finding the Fourth Proportional to 145,377.25, 217,843.31 and 97,816.19
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Solution
The fourth proportional to 145,377.25, 217,843.31 and 97,816.19 is: 146,574.53
Step by Step Solution
- Step 1: Write the proportion equation
145,377.25 : 217,843.31 = 97,816.19 : x - Step 2: Convert to fraction form
145,377.25/217,843.31 = 97,816.19/x - Step 3: Cross multiply
145,377.25x = 217,843.31 × 97,816.19 - Step 4: Simplify right side
145,377.25x = 21,308,601,756.51 - Step 5: Solve for x
x = 21,308,601,756.51/145,377.25 - Step 6: Final answer
x = 146,574.53
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.