Finding the Fourth Proportional to 112,455.08, 168,551.47 and 41,324.12
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Solution
The fourth proportional to 112,455.08, 168,551.47 and 41,324.12 is: 61,937.99
Step by Step Solution
- Step 1: Write the proportion equation
112,455.08 : 168,551.47 = 41,324.12 : x - Step 2: Convert to fraction form
112,455.08/168,551.47 = 41,324.12/x - Step 3: Cross multiply
112,455.08x = 168,551.47 × 41,324.12 - Step 4: Simplify right side
112,455.08x = 6,965,241,069.15 - Step 5: Solve for x
x = 6,965,241,069.15/112,455.08 - Step 6: Final answer
x = 61,937.99
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.