Finding the Fourth Proportional to 253,681.19, 350,082.62 and 153,059.75
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Solution
The fourth proportional to 253,681.19, 350,082.62 and 153,059.75 is: 211,224.01
Step by Step Solution
- Step 1: Write the proportion equation
253,681.19 : 350,082.62 = 153,059.75 : x - Step 2: Convert to fraction form
253,681.19/350,082.62 = 153,059.75/x - Step 3: Cross multiply
253,681.19x = 350,082.62 × 153,059.75 - Step 4: Simplify right side
253,681.19x = 53,583,557,531.25 - Step 5: Solve for x
x = 53,583,557,531.25/253,681.19 - Step 6: Final answer
x = 211,224.01
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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.