Finding the Fourth Proportional to 237,638.84, 327,941.51 and 130,212.95
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Solution
The fourth proportional to 237,638.84, 327,941.51 and 130,212.95 is: 179,693.82
Step by Step Solution
- Step 1: Write the proportion equation
237,638.84 : 327,941.51 = 130,212.95 : x - Step 2: Convert to fraction form
237,638.84/327,941.51 = 130,212.95/x - Step 3: Cross multiply
237,638.84x = 327,941.51 × 130,212.95 - Step 4: Simplify right side
237,638.84x = 42,702,229,153.78 - Step 5: Solve for x
x = 42,702,229,153.78/237,638.84 - Step 6: Final answer
x = 179,693.82
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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.