Finding the Fourth Proportional to 252,475.99, 348,416.35 and 137,754.57
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Solution
The fourth proportional to 252,475.99, 348,416.35 and 137,754.57 is: 190,101.02
Step by Step Solution
- Step 1: Write the proportion equation
252,475.99 : 348,416.35 = 137,754.57 : x - Step 2: Convert to fraction form
252,475.99/348,416.35 = 137,754.57/x - Step 3: Cross multiply
252,475.99x = 348,416.35 × 137,754.57 - Step 4: Simplify right side
252,475.99x = 47,995,944,475.22 - Step 5: Solve for x
x = 47,995,944,475.22/252,475.99 - Step 6: Final answer
x = 190,101.02
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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.