Finding the Fourth Proportional to 165,135.69, 247,703.10 and 46,808.07
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Solution
The fourth proportional to 165,135.69, 247,703.10 and 46,808.07 is: 70,211.98
Step by Step Solution
- Step 1: Write the proportion equation
165,135.69 : 247,703.10 = 46,808.07 : x - Step 2: Convert to fraction form
165,135.69/247,703.10 = 46,808.07/x - Step 3: Cross multiply
165,135.69x = 247,703.10 × 46,808.07 - Step 4: Simplify right side
165,135.69x = 11,594,504,044.02 - Step 5: Solve for x
x = 11,594,504,044.02/165,135.69 - Step 6: Final answer
x = 70,211.98
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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.