Finding the Fourth Proportional to 236,737.92, 326,696.17 and 129,307.92
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Solution
The fourth proportional to 236,737.92, 326,696.17 and 129,307.92 is: 178,443.75
Step by Step Solution
- Step 1: Write the proportion equation
236,737.92 : 326,696.17 = 129,307.92 : x - Step 2: Convert to fraction form
236,737.92/326,696.17 = 129,307.92/x - Step 3: Cross multiply
236,737.92x = 326,696.17 × 129,307.92 - Step 4: Simplify right side
236,737.92x = 42,244,402,214.67 - Step 5: Solve for x
x = 42,244,402,214.67/236,737.92 - Step 6: Final answer
x = 178,443.75
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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.