Finding the Fourth Proportional to 212,001.48, 292,558.68 and 116,506.13
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Solution
The fourth proportional to 212,001.48, 292,558.68 and 116,506.13 is: 160,776.60
Step by Step Solution
- Step 1: Write the proportion equation
212,001.48 : 292,558.68 = 116,506.13 : x - Step 2: Convert to fraction form
212,001.48/292,558.68 = 116,506.13/x - Step 3: Cross multiply
212,001.48x = 292,558.68 × 116,506.13 - Step 4: Simplify right side
212,001.48x = 34,084,878,141.92 - Step 5: Solve for x
x = 34,084,878,141.92/212,001.48 - Step 6: Final answer
x = 160,776.60
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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.