Finding the Fourth Proportional to 187,603.84, 281,028.84 and 87,626.08
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Solution
The fourth proportional to 187,603.84, 281,028.84 and 87,626.08 is: 131,263.07
Step by Step Solution
- Step 1: Write the proportion equation
187,603.84 : 281,028.84 = 87,626.08 : x - Step 2: Convert to fraction form
187,603.84/281,028.84 = 87,626.08/x - Step 3: Cross multiply
187,603.84x = 281,028.84 × 87,626.08 - Step 4: Simplify right side
187,603.84x = 24,625,455,616.15 - Step 5: Solve for x
x = 24,625,455,616.15/187,603.84 - Step 6: Final answer
x = 131,263.07
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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.