Finding the Fourth Proportional to 242,956.84, 335,280.94 and 135,524.08
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Solution
The fourth proportional to 242,956.84, 335,280.94 and 135,524.08 is: 187,023.51
Step by Step Solution
- Step 1: Write the proportion equation
242,956.84 : 335,280.94 = 135,524.08 : x - Step 2: Convert to fraction form
242,956.84/335,280.94 = 135,524.08/x - Step 3: Cross multiply
242,956.84x = 335,280.94 × 135,524.08 - Step 4: Simplify right side
242,956.84x = 45,438,640,935.04 - Step 5: Solve for x
x = 45,438,640,935.04/242,956.84 - Step 6: Final answer
x = 187,023.51
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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.