Finding the Fourth Proportional to 135,031.96, 202,572.54 and 46,294.44
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Solution
The fourth proportional to 135,031.96, 202,572.54 and 46,294.44 is: 69,450.09
Step by Step Solution
- Step 1: Write the proportion equation
135,031.96 : 202,572.54 = 46,294.44 : x - Step 2: Convert to fraction form
135,031.96/202,572.54 = 46,294.44/x - Step 3: Cross multiply
135,031.96x = 202,572.54 × 46,294.44 - Step 4: Simplify right side
135,031.96x = 9,377,982,298.68 - Step 5: Solve for x
x = 9,377,982,298.68/135,031.96 - Step 6: Final answer
x = 69,450.09
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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.