Finding the Fourth Proportional to 374,068.13, 561,181.11 and 121,329.00
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Solution
The fourth proportional to 374,068.13, 561,181.11 and 121,329.00 is: 182,019.09
Step by Step Solution
- Step 1: Write the proportion equation
374,068.13 : 561,181.11 = 121,329.00 : x - Step 2: Convert to fraction form
374,068.13/561,181.11 = 121,329.00/x - Step 3: Cross multiply
374,068.13x = 561,181.11 × 121,329.00 - Step 4: Simplify right side
374,068.13x = 68,087,540,089.28 - Step 5: Solve for x
x = 68,087,540,089.28/374,068.13 - Step 6: Final answer
x = 182,019.09
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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.