Finding the Fourth Proportional to 122,252.72, 168,708.63 and 68,537.75
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Solution
The fourth proportional to 122,252.72, 168,708.63 and 68,537.75 is: 94,582.02
Step by Step Solution
- Step 1: Write the proportion equation
122,252.72 : 168,708.63 = 68,537.75 : x - Step 2: Convert to fraction form
122,252.72/168,708.63 = 68,537.75/x - Step 3: Cross multiply
122,252.72x = 168,708.63 × 68,537.75 - Step 4: Simplify right side
122,252.72x = 11,562,909,062.24 - Step 5: Solve for x
x = 11,562,909,062.24/122,252.72 - Step 6: Final answer
x = 94,582.02
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.