Finding the Fourth Proportional to 242,465.49, 334,612.75 and 135,035.52
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Solution
The fourth proportional to 242,465.49, 334,612.75 and 135,035.52 is: 186,354.80
Step by Step Solution
- Step 1: Write the proportion equation
242,465.49 : 334,612.75 = 135,035.52 : x - Step 2: Convert to fraction form
242,465.49/334,612.75 = 135,035.52/x - Step 3: Cross multiply
242,465.49x = 334,612.75 × 135,035.52 - Step 4: Simplify right side
242,465.49x = 45,184,606,694.88 - Step 5: Solve for x
x = 45,184,606,694.88/242,465.49 - Step 6: Final answer
x = 186,354.80
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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.