Finding the Fourth Proportional to 292,153.48, 438,186.18 and 92,447.92
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Solution
The fourth proportional to 292,153.48, 438,186.18 and 92,447.92 is: 138,657.94
Step by Step Solution
- Step 1: Write the proportion equation
292,153.48 : 438,186.18 = 92,447.92 : x - Step 2: Convert to fraction form
292,153.48/438,186.18 = 92,447.92/x - Step 3: Cross multiply
292,153.48x = 438,186.18 × 92,447.92 - Step 4: Simplify right side
292,153.48x = 40,509,400,913.75 - Step 5: Solve for x
x = 40,509,400,913.75/292,153.48 - Step 6: Final answer
x = 138,657.94
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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.