Finding the Fourth Proportional to 212,027.36, 292,603.34 and 116,536.60
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Solution
The fourth proportional to 212,027.36, 292,603.34 and 116,536.60 is: 160,823.58
Step by Step Solution
- Step 1: Write the proportion equation
212,027.36 : 292,603.34 = 116,536.60 : x - Step 2: Convert to fraction form
212,027.36/292,603.34 = 116,536.60/x - Step 3: Cross multiply
212,027.36x = 292,603.34 × 116,536.60 - Step 4: Simplify right side
212,027.36x = 34,098,998,392.24 - Step 5: Solve for x
x = 34,098,998,392.24/212,027.36 - Step 6: Final answer
x = 160,823.58
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1.5x scale
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.