Finding the Fourth Proportional to 122,324.67, 168,794.55 and 68,598.63
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Solution
The fourth proportional to 122,324.67, 168,794.55 and 68,598.63 is: 94,658.54
Step by Step Solution
- Step 1: Write the proportion equation
122,324.67 : 168,794.55 = 68,598.63 : x - Step 2: Convert to fraction form
122,324.67/168,794.55 = 68,598.63/x - Step 3: Cross multiply
122,324.67x = 168,794.55 × 68,598.63 - Step 4: Simplify right side
122,324.67x = 11,579,074,881.47 - Step 5: Solve for x
x = 11,579,074,881.47/122,324.67 - Step 6: Final answer
x = 94,658.54
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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.