Finding the Fourth Proportional to 212,295.04, 292,957.92 and 116,795.68
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Solution
The fourth proportional to 212,295.04, 292,957.92 and 116,795.68 is: 161,172.96
Step by Step Solution
- Step 1: Write the proportion equation
212,295.04 : 292,957.92 = 116,795.68 : x - Step 2: Convert to fraction form
212,295.04/292,957.92 = 116,795.68/x - Step 3: Cross multiply
212,295.04x = 292,957.92 × 116,795.68 - Step 4: Simplify right side
212,295.04x = 34,216,219,477.79 - Step 5: Solve for x
x = 34,216,219,477.79/212,295.04 - Step 6: Final answer
x = 161,172.96
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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.