Finding the Fourth Proportional to 253,676.16, 350,047.62 and 151,681.19
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Solution
The fourth proportional to 253,676.16, 350,047.62 and 151,681.19 is: 209,304.80
Step by Step Solution
- Step 1: Write the proportion equation
253,676.16 : 350,047.62 = 151,681.19 : x - Step 2: Convert to fraction form
253,676.16/350,047.62 = 151,681.19/x - Step 3: Cross multiply
253,676.16x = 350,047.62 × 151,681.19 - Step 4: Simplify right side
253,676.16x = 53,095,637,808.03 - Step 5: Solve for x
x = 53,095,637,808.03/253,676.16 - Step 6: Final answer
x = 209,304.80
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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.