Finding the Fourth Proportional to 242,526.24, 334,675.80 and 135,107.82
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Solution
The fourth proportional to 242,526.24, 334,675.80 and 135,107.82 is: 186,442.99
Step by Step Solution
- Step 1: Write the proportion equation
242,526.24 : 334,675.80 = 135,107.82 : x - Step 2: Convert to fraction form
242,526.24/334,675.80 = 135,107.82/x - Step 3: Cross multiply
242,526.24x = 334,675.80 × 135,107.82 - Step 4: Simplify right side
242,526.24x = 45,217,317,744.76 - Step 5: Solve for x
x = 45,217,317,744.76/242,526.24 - Step 6: Final answer
x = 186,442.99
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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.