Finding the Fourth Proportional to 237,068.16, 327,140.82 and 129,616.80
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Solution
The fourth proportional to 237,068.16, 327,140.82 and 129,616.80 is: 178,863.94
Step by Step Solution
- Step 1: Write the proportion equation
237,068.16 : 327,140.82 = 129,616.80 : x - Step 2: Convert to fraction form
237,068.16/327,140.82 = 129,616.80/x - Step 3: Cross multiply
237,068.16x = 327,140.82 × 129,616.80 - Step 4: Simplify right side
237,068.16x = 42,402,946,237.78 - Step 5: Solve for x
x = 42,402,946,237.78/237,068.16 - Step 6: Final answer
x = 178,863.94
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.