Finding the Fourth Proportional to 292,125.24, 403,133.10 and 157,989.24
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Solution
The fourth proportional to 292,125.24, 403,133.10 and 157,989.24 is: 218,025.30
Step by Step Solution
- Step 1: Write the proportion equation
292,125.24 : 403,133.10 = 157,989.24 : x - Step 2: Convert to fraction form
292,125.24/403,133.10 = 157,989.24/x - Step 3: Cross multiply
292,125.24x = 403,133.10 × 157,989.24 - Step 4: Simplify right side
292,125.24x = 63,690,692,087.84 - Step 5: Solve for x
x = 63,690,692,087.84/292,125.24 - Step 6: Final answer
x = 218,025.30
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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.