Finding the Fourth Proportional to 242,534.14, 334,652.70 and 135,101.50
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Solution
The fourth proportional to 242,534.14, 334,652.70 and 135,101.50 is: 186,415.33
Step by Step Solution
- Step 1: Write the proportion equation
242,534.14 : 334,652.70 = 135,101.50 : x - Step 2: Convert to fraction form
242,534.14/334,652.70 = 135,101.50/x - Step 3: Cross multiply
242,534.14x = 334,652.70 × 135,101.50 - Step 4: Simplify right side
242,534.14x = 45,212,081,749.05 - Step 5: Solve for x
x = 45,212,081,749.05/242,534.14 - Step 6: Final answer
x = 186,415.33
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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.