Finding the Fourth Proportional to 257,173.14, 385,651.26 and 97,222.08
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Solution
The fourth proportional to 257,173.14, 385,651.26 and 97,222.08 is: 145,792.12
Step by Step Solution
- Step 1: Write the proportion equation
257,173.14 : 385,651.26 = 97,222.08 : x - Step 2: Convert to fraction form
257,173.14/385,651.26 = 97,222.08/x - Step 3: Cross multiply
257,173.14x = 385,651.26 × 97,222.08 - Step 4: Simplify right side
257,173.14x = 37,493,817,651.82 - Step 5: Solve for x
x = 37,493,817,651.82/257,173.14 - Step 6: Final answer
x = 145,792.12
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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.