Finding the Fourth Proportional to 207,082.17, 310,630.14 and 57,309.93
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Solution
The fourth proportional to 207,082.17, 310,630.14 and 57,309.93 is: 85,966.80
Step by Step Solution
- Step 1: Write the proportion equation
207,082.17 : 310,630.14 = 57,309.93 : x - Step 2: Convert to fraction form
207,082.17/310,630.14 = 57,309.93/x - Step 3: Cross multiply
207,082.17x = 310,630.14 × 57,309.93 - Step 4: Simplify right side
207,082.17x = 17,802,191,579.29 - Step 5: Solve for x
x = 17,802,191,579.29/207,082.17 - Step 6: Final answer
x = 85,966.80
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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.