Finding the Fourth Proportional to 189,465.42, 261,462.24 and 104,582.46
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Solution
The fourth proportional to 189,465.42, 261,462.24 and 104,582.46 is: 144,323.77
Step by Step Solution
- Step 1: Write the proportion equation
189,465.42 : 261,462.24 = 104,582.46 : x - Step 2: Convert to fraction form
189,465.42/261,462.24 = 104,582.46/x - Step 3: Cross multiply
189,465.42x = 261,462.24 × 104,582.46 - Step 4: Simplify right side
189,465.42x = 27,344,364,256.31 - Step 5: Solve for x
x = 27,344,364,256.31/189,465.42 - Step 6: Final answer
x = 144,323.77
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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.