Finding the Fourth Proportional to 146,312.08, 219,468.12 and 41,131.05
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Solution
The fourth proportional to 146,312.08, 219,468.12 and 41,131.05 is: 61,696.58
Step by Step Solution
- Step 1: Write the proportion equation
146,312.08 : 219,468.12 = 41,131.05 : x - Step 2: Convert to fraction form
146,312.08/219,468.12 = 41,131.05/x - Step 3: Cross multiply
146,312.08x = 219,468.12 × 41,131.05 - Step 4: Simplify right side
146,312.08x = 9,026,954,217.13 - Step 5: Solve for x
x = 9,026,954,217.13/146,312.08 - Step 6: Final answer
x = 61,696.58
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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.