Finding the Fourth Proportional to 232,441.84, 320,745.08 and 130,478.52
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Solution
The fourth proportional to 232,441.84, 320,745.08 and 130,478.52 is: 180,046.52
Step by Step Solution
- Step 1: Write the proportion equation
232,441.84 : 320,745.08 = 130,478.52 : x - Step 2: Convert to fraction form
232,441.84/320,745.08 = 130,478.52/x - Step 3: Cross multiply
232,441.84x = 320,745.08 × 130,478.52 - Step 4: Simplify right side
232,441.84x = 41,850,343,661.88 - Step 5: Solve for x
x = 41,850,343,661.88/232,441.84 - Step 6: Final answer
x = 180,046.52
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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.