Finding the Fourth Proportional to 186,460.18, 257,312.73 and 101,575.42
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Solution
The fourth proportional to 186,460.18, 257,312.73 and 101,575.42 is: 140,172.82
Step by Step Solution
- Step 1: Write the proportion equation
186,460.18 : 257,312.73 = 101,575.42 : x - Step 2: Convert to fraction form
186,460.18/257,312.73 = 101,575.42/x - Step 3: Cross multiply
186,460.18x = 257,312.73 × 101,575.42 - Step 4: Simplify right side
186,460.18x = 26,136,648,621.10 - Step 5: Solve for x
x = 26,136,648,621.10/186,460.18 - Step 6: Final answer
x = 140,172.82
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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.