Finding the Fourth Proportional to 295,192.36, 442,755.74 and 105,645.08
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Solution
The fourth proportional to 295,192.36, 442,755.74 and 105,645.08 is: 158,455.88
Step by Step Solution
- Step 1: Write the proportion equation
295,192.36 : 442,755.74 = 105,645.08 : x - Step 2: Convert to fraction form
295,192.36/442,755.74 = 105,645.08/x - Step 3: Cross multiply
295,192.36x = 442,755.74 × 105,645.08 - Step 4: Simplify right side
295,192.36x = 46,774,965,572.76 - Step 5: Solve for x
x = 46,774,965,572.76/295,192.36 - Step 6: Final answer
x = 158,455.88
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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.