Finding the Fourth Proportional to 217,952.07, 327,420.26 and 129,263.76
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Solution
The fourth proportional to 217,952.07, 327,420.26 and 129,263.76 is: 194,187.53
Step by Step Solution
- Step 1: Write the proportion equation
217,952.07 : 327,420.26 = 129,263.76 : x - Step 2: Convert to fraction form
217,952.07/327,420.26 = 129,263.76/x - Step 3: Cross multiply
217,952.07x = 327,420.26 × 129,263.76 - Step 4: Simplify right side
217,952.07x = 42,323,573,261.46 - Step 5: Solve for x
x = 42,323,573,261.46/217,952.07 - Step 6: Final answer
x = 194,187.53
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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.