Finding the Fourth Proportional to 175,462.88, 263,294.64 and 74,252.96
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Solution
The fourth proportional to 175,462.88, 263,294.64 and 74,252.96 is: 111,421.89
Step by Step Solution
- Step 1: Write the proportion equation
175,462.88 : 263,294.64 = 74,252.96 : x - Step 2: Convert to fraction form
175,462.88/263,294.64 = 74,252.96/x - Step 3: Cross multiply
175,462.88x = 263,294.64 × 74,252.96 - Step 4: Simplify right side
175,462.88x = 19,550,406,372.13 - Step 5: Solve for x
x = 19,550,406,372.13/175,462.88 - Step 6: Final answer
x = 111,421.89
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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.