Finding the Fourth Proportional to 194,712.84, 291,995.82 and 68,313.96
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Solution
The fourth proportional to 194,712.84, 291,995.82 and 68,313.96 is: 102,445.17
Step by Step Solution
- Step 1: Write the proportion equation
194,712.84 : 291,995.82 = 68,313.96 : x - Step 2: Convert to fraction form
194,712.84/291,995.82 = 68,313.96/x - Step 3: Cross multiply
194,712.84x = 291,995.82 × 68,313.96 - Step 4: Simplify right side
194,712.84x = 19,947,390,767.65 - Step 5: Solve for x
x = 19,947,390,767.65/194,712.84 - Step 6: Final answer
x = 102,445.17
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.