Finding the Fourth Proportional to 253,125.18, 380,377.53 and 134,881.02
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Solution
The fourth proportional to 253,125.18, 380,377.53 and 134,881.02 is: 202,689.08
Step by Step Solution
- Step 1: Write the proportion equation
253,125.18 : 380,377.53 = 134,881.02 : x - Step 2: Convert to fraction form
253,125.18/380,377.53 = 134,881.02/x - Step 3: Cross multiply
253,125.18x = 380,377.53 × 134,881.02 - Step 4: Simplify right side
253,125.18x = 51,305,709,231.48 - Step 5: Solve for x
x = 51,305,709,231.48/253,125.18 - Step 6: Final answer
x = 202,689.08
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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.