Finding the Fourth Proportional to 98,297.52, 135,369.83 and 88,523.76
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Solution
The fourth proportional to 98,297.52, 135,369.83 and 88,523.76 is: 121,909.95
Step by Step Solution
- Step 1: Write the proportion equation
98,297.52 : 135,369.83 = 88,523.76 : x - Step 2: Convert to fraction form
98,297.52/135,369.83 = 88,523.76/x - Step 3: Cross multiply
98,297.52x = 135,369.83 × 88,523.76 - Step 4: Simplify right side
98,297.52x = 11,983,446,690.38 - Step 5: Solve for x
x = 11,983,446,690.38/98,297.52 - Step 6: Final answer
x = 121,909.95
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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.