Finding the Fourth Proportional to 157,616.08, 236,584.95 and 115,370.67
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Solution
The fourth proportional to 157,616.08, 236,584.95 and 115,370.67 is: 173,173.73
Step by Step Solution
- Step 1: Write the proportion equation
157,616.08 : 236,584.95 = 115,370.67 : x - Step 2: Convert to fraction form
157,616.08/236,584.95 = 115,370.67/x - Step 3: Cross multiply
157,616.08x = 236,584.95 × 115,370.67 - Step 4: Simplify right side
157,616.08x = 27,294,964,647.97 - Step 5: Solve for x
x = 27,294,964,647.97/157,616.08 - Step 6: Final answer
x = 173,173.73
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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.