Finding the Fourth Proportional to 146,806.93, 202,590.18 and 85,549.21
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Solution
The fourth proportional to 146,806.93, 202,590.18 and 85,549.21 is: 118,055.94
Step by Step Solution
- Step 1: Write the proportion equation
146,806.93 : 202,590.18 = 85,549.21 : x - Step 2: Convert to fraction form
146,806.93/202,590.18 = 85,549.21/x - Step 3: Cross multiply
146,806.93x = 202,590.18 × 85,549.21 - Step 4: Simplify right side
146,806.93x = 17,331,429,852.76 - Step 5: Solve for x
x = 17,331,429,852.76/146,806.93 - Step 6: Final answer
x = 118,055.94
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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.