Finding the Fourth Proportional to 186,690.47, 279,537.48 and 97,757.03
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Solution
The fourth proportional to 186,690.47, 279,537.48 and 97,757.03 is: 146,374.65
Step by Step Solution
- Step 1: Write the proportion equation
186,690.47 : 279,537.48 = 97,757.03 : x - Step 2: Convert to fraction form
186,690.47/279,537.48 = 97,757.03/x - Step 3: Cross multiply
186,690.47x = 279,537.48 × 97,757.03 - Step 4: Simplify right side
186,690.47x = 27,326,752,944.93 - Step 5: Solve for x
x = 27,326,752,944.93/186,690.47 - Step 6: Final answer
x = 146,374.65
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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.