Finding the Fourth Proportional to 219,224.75, 302,530.16 and 118,622.75
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Solution
The fourth proportional to 219,224.75, 302,530.16 and 118,622.75 is: 163,699.40
Step by Step Solution
- Step 1: Write the proportion equation
219,224.75 : 302,530.16 = 118,622.75 : x - Step 2: Convert to fraction form
219,224.75/302,530.16 = 118,622.75/x - Step 3: Cross multiply
219,224.75x = 302,530.16 × 118,622.75 - Step 4: Simplify right side
219,224.75x = 35,886,959,537.14 - Step 5: Solve for x
x = 35,886,959,537.14/219,224.75 - Step 6: Final answer
x = 163,699.40
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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.