Finding the Fourth Proportional to 292,197.08, 403,238.27 and 161,374.34
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Solution
The fourth proportional to 292,197.08, 403,238.27 and 161,374.34 is: 222,700.07
Step by Step Solution
- Step 1: Write the proportion equation
292,197.08 : 403,238.27 = 161,374.34 : x - Step 2: Convert to fraction form
292,197.08/403,238.27 = 161,374.34/x - Step 3: Cross multiply
292,197.08x = 403,238.27 × 161,374.34 - Step 4: Simplify right side
292,197.08x = 65,072,309,683.99 - Step 5: Solve for x
x = 65,072,309,683.99/292,197.08 - Step 6: Final answer
x = 222,700.07
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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.