Finding the Fourth Proportional to 115,734.95, 173,616.29 and 40,839.63
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Solution
The fourth proportional to 115,734.95, 173,616.29 and 40,839.63 is: 61,264.33
Step by Step Solution
- Step 1: Write the proportion equation
115,734.95 : 173,616.29 = 40,839.63 : x - Step 2: Convert to fraction form
115,734.95/173,616.29 = 40,839.63/x - Step 3: Cross multiply
115,734.95x = 173,616.29 × 40,839.63 - Step 4: Simplify right side
115,734.95x = 7,090,424,279.59 - Step 5: Solve for x
x = 7,090,424,279.59/115,734.95 - Step 6: Final answer
x = 61,264.33
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.