Finding the Fourth Proportional to 218,891.58, 328,319.84 and 97,349.75
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Solution
The fourth proportional to 218,891.58, 328,319.84 and 97,349.75 is: 146,016.82
Step by Step Solution
- Step 1: Write the proportion equation
218,891.58 : 328,319.84 = 97,349.75 : x - Step 2: Convert to fraction form
218,891.58/328,319.84 = 97,349.75/x - Step 3: Cross multiply
218,891.58x = 328,319.84 × 97,349.75 - Step 4: Simplify right side
218,891.58x = 31,961,852,215.69 - Step 5: Solve for x
x = 31,961,852,215.69/218,891.58 - Step 6: Final answer
x = 146,016.82
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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.