Finding the Fourth Proportional to 241,111.49, 361,686.96 and 121,106.74
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Solution
The fourth proportional to 241,111.49, 361,686.96 and 121,106.74 is: 181,670.02
Step by Step Solution
- Step 1: Write the proportion equation
241,111.49 : 361,686.96 = 121,106.74 : x - Step 2: Convert to fraction form
241,111.49/361,686.96 = 121,106.74/x - Step 3: Cross multiply
241,111.49x = 361,686.96 × 121,106.74 - Step 4: Simplify right side
241,111.49x = 43,802,728,626.11 - Step 5: Solve for x
x = 43,802,728,626.11/241,111.49 - Step 6: Final answer
x = 181,670.02
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.