Finding the Fourth Proportional to 219,913.68, 303,477.08 and 133,841.44
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Solution
The fourth proportional to 219,913.68, 303,477.08 and 133,841.44 is: 184,698.88
Step by Step Solution
- Step 1: Write the proportion equation
219,913.68 : 303,477.08 = 133,841.44 : x - Step 2: Convert to fraction form
219,913.68/303,477.08 = 133,841.44/x - Step 3: Cross multiply
219,913.68x = 303,477.08 × 133,841.44 - Step 4: Simplify right side
219,913.68x = 40,617,809,394.20 - Step 5: Solve for x
x = 40,617,809,394.20/219,913.68 - Step 6: Final answer
x = 184,698.88
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1.5x scale
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.