Finding the Fourth Proportional to 237,089.68, 326,919.72 and 176,696.08
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Solution
The fourth proportional to 237,089.68, 326,919.72 and 176,696.08 is: 243,643.81
Step by Step Solution
- Step 1: Write the proportion equation
237,089.68 : 326,919.72 = 176,696.08 : x - Step 2: Convert to fraction form
237,089.68/326,919.72 = 176,696.08/x - Step 3: Cross multiply
237,089.68x = 326,919.72 × 176,696.08 - Step 4: Simplify right side
237,089.68x = 57,765,432,998.70 - Step 5: Solve for x
x = 57,765,432,998.70/237,089.68 - Step 6: Final answer
x = 243,643.81
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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.