Finding the Fourth Proportional to 215,363.18, 297,211.14 and 119,876.06
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Solution
The fourth proportional to 215,363.18, 297,211.14 and 119,876.06 is: 165,434.50
Step by Step Solution
- Step 1: Write the proportion equation
215,363.18 : 297,211.14 = 119,876.06 : x - Step 2: Convert to fraction form
215,363.18/297,211.14 = 119,876.06/x - Step 3: Cross multiply
215,363.18x = 297,211.14 × 119,876.06 - Step 4: Simplify right side
215,363.18x = 35,628,501,194.34 - Step 5: Solve for x
x = 35,628,501,194.34/215,363.18 - Step 6: Final answer
x = 165,434.50
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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.