Finding the Fourth Proportional to 178,345.17, 267,329.12 and 65,953.17
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Solution
The fourth proportional to 178,345.17, 267,329.12 and 65,953.17 is: 98,859.99
Step by Step Solution
- Step 1: Write the proportion equation
178,345.17 : 267,329.12 = 65,953.17 : x - Step 2: Convert to fraction form
178,345.17/267,329.12 = 65,953.17/x - Step 3: Cross multiply
178,345.17x = 267,329.12 × 65,953.17 - Step 4: Simplify right side
178,345.17x = 17,631,202,567.54 - Step 5: Solve for x
x = 17,631,202,567.54/178,345.17 - Step 6: Final answer
x = 98,859.99
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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.