Finding the Fourth Proportional to 183,734.16, 253,546.58 and 103,165.08
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Solution
The fourth proportional to 183,734.16, 253,546.58 and 103,165.08 is: 142,364.12
Step by Step Solution
- Step 1: Write the proportion equation
183,734.16 : 253,546.58 = 103,165.08 : x - Step 2: Convert to fraction form
183,734.16/253,546.58 = 103,165.08/x - Step 3: Cross multiply
183,734.16x = 253,546.58 × 103,165.08 - Step 4: Simplify right side
183,734.16x = 26,157,152,693.60 - Step 5: Solve for x
x = 26,157,152,693.60/183,734.16 - Step 6: Final answer
x = 142,364.12
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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.