Finding the Fourth Proportional to 247,465.96, 341,503.92 and 134,288.68
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Solution
The fourth proportional to 247,465.96, 341,503.92 and 134,288.68 is: 185,318.86
Step by Step Solution
- Step 1: Write the proportion equation
247,465.96 : 341,503.92 = 134,288.68 : x - Step 2: Convert to fraction form
247,465.96/341,503.92 = 134,288.68/x - Step 3: Cross multiply
247,465.96x = 341,503.92 × 134,288.68 - Step 4: Simplify right side
247,465.96x = 45,860,110,631.63 - Step 5: Solve for x
x = 45,860,110,631.63/247,465.96 - Step 6: Final answer
x = 185,318.86
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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.