Finding the Fourth Proportional to 107,626.78, 148,522.64 and 62,306.68
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Solution
The fourth proportional to 107,626.78, 148,522.64 and 62,306.68 is: 85,981.88
Step by Step Solution
- Step 1: Write the proportion equation
107,626.78 : 148,522.64 = 62,306.68 : x - Step 2: Convert to fraction form
107,626.78/148,522.64 = 62,306.68/x - Step 3: Cross multiply
107,626.78x = 148,522.64 × 62,306.68 - Step 4: Simplify right side
107,626.78x = 9,253,952,603.24 - Step 5: Solve for x
x = 9,253,952,603.24/107,626.78 - Step 6: Final answer
x = 85,981.88
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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.