Finding the Fourth Proportional to 153,887.60, 230,442.60 and 101,010.80
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Solution
The fourth proportional to 153,887.60, 230,442.60 and 101,010.80 is: 151,260.99
Step by Step Solution
- Step 1: Write the proportion equation
153,887.60 : 230,442.60 = 101,010.80 : x - Step 2: Convert to fraction form
153,887.60/230,442.60 = 101,010.80/x - Step 3: Cross multiply
153,887.60x = 230,442.60 × 101,010.80 - Step 4: Simplify right side
153,887.60x = 23,277,191,380.08 - Step 5: Solve for x
x = 23,277,191,380.08/153,887.60 - Step 6: Final answer
x = 151,260.99
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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.