Finding the Fourth Proportional to 361,316.92, 542,003.42 and 108,577.68
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Solution
The fourth proportional to 361,316.92, 542,003.42 and 108,577.68 is: 162,874.95
Step by Step Solution
- Step 1: Write the proportion equation
361,316.92 : 542,003.42 = 108,577.68 : x - Step 2: Convert to fraction form
361,316.92/542,003.42 = 108,577.68/x - Step 3: Cross multiply
361,316.92x = 542,003.42 × 108,577.68 - Step 4: Simplify right side
361,316.92x = 58,849,473,895.67 - Step 5: Solve for x
x = 58,849,473,895.67/361,316.92 - Step 6: Final answer
x = 162,874.95
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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.