Finding the Fourth Proportional to 135,360.98, 202,072.68 and 117,651.14
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Solution
The fourth proportional to 135,360.98, 202,072.68 and 117,651.14 is: 175,634.67
Step by Step Solution
- Step 1: Write the proportion equation
135,360.98 : 202,072.68 = 117,651.14 : x - Step 2: Convert to fraction form
135,360.98/202,072.68 = 117,651.14/x - Step 3: Cross multiply
135,360.98x = 202,072.68 × 117,651.14 - Step 4: Simplify right side
135,360.98x = 23,774,081,164.86 - Step 5: Solve for x
x = 23,774,081,164.86/135,360.98 - Step 6: Final answer
x = 175,634.67
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.