Finding the Fourth Proportional to 252,693.16, 348,675.44 and 149,312.99
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Solution
The fourth proportional to 252,693.16, 348,675.44 and 149,312.99 is: 206,027.63
Step by Step Solution
- Step 1: Write the proportion equation
252,693.16 : 348,675.44 = 149,312.99 : x - Step 2: Convert to fraction form
252,693.16/348,675.44 = 149,312.99/x - Step 3: Cross multiply
252,693.16x = 348,675.44 × 149,312.99 - Step 4: Simplify right side
252,693.16x = 52,061,772,611.09 - Step 5: Solve for x
x = 52,061,772,611.09/252,693.16 - Step 6: Final answer
x = 206,027.63
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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.