Finding the Fourth Proportional to 177,855.82, 245,437.59 and 97,283.09
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Solution
The fourth proportional to 177,855.82, 245,437.59 and 97,283.09 is: 134,248.79
Step by Step Solution
- Step 1: Write the proportion equation
177,855.82 : 245,437.59 = 97,283.09 : x - Step 2: Convert to fraction form
177,855.82/245,437.59 = 97,283.09/x - Step 3: Cross multiply
177,855.82x = 245,437.59 × 97,283.09 - Step 4: Simplify right side
177,855.82x = 23,876,928,135.76 - Step 5: Solve for x
x = 23,876,928,135.76/177,855.82 - Step 6: Final answer
x = 134,248.79
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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.