Finding the Fourth Proportional to 248,266.08, 372,136.68 and 121,730.04
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Solution
The fourth proportional to 248,266.08, 372,136.68 and 121,730.04 is: 182,466.38
Step by Step Solution
- Step 1: Write the proportion equation
248,266.08 : 372,136.68 = 121,730.04 : x - Step 2: Convert to fraction form
248,266.08/372,136.68 = 121,730.04/x - Step 3: Cross multiply
248,266.08x = 372,136.68 × 121,730.04 - Step 4: Simplify right side
248,266.08x = 45,300,212,941.87 - Step 5: Solve for x
x = 45,300,212,941.87/248,266.08 - Step 6: Final answer
x = 182,466.38
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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.