Finding the Fourth Proportional to 227,612.22, 313,927.26 and 145,948.26
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Solution
The fourth proportional to 227,612.22, 313,927.26 and 145,948.26 is: 201,294.72
Step by Step Solution
- Step 1: Write the proportion equation
227,612.22 : 313,927.26 = 145,948.26 : x - Step 2: Convert to fraction form
227,612.22/313,927.26 = 145,948.26/x - Step 3: Cross multiply
227,612.22x = 313,927.26 × 145,948.26 - Step 4: Simplify right side
227,612.22x = 45,817,137,363.57 - Step 5: Solve for x
x = 45,817,137,363.57/227,612.22 - Step 6: Final answer
x = 201,294.72
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1.5x scale
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.