Finding the Fourth Proportional to 146,920.49, 220,368.48 and 104,048.68
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Solution
The fourth proportional to 146,920.49, 220,368.48 and 104,048.68 is: 156,064.33
Step by Step Solution
- Step 1: Write the proportion equation
146,920.49 : 220,368.48 = 104,048.68 : x - Step 2: Convert to fraction form
146,920.49/220,368.48 = 104,048.68/x - Step 3: Cross multiply
146,920.49x = 220,368.48 × 104,048.68 - Step 4: Simplify right side
146,920.49x = 22,929,048,355.76 - Step 5: Solve for x
x = 22,929,048,355.76/146,920.49 - Step 6: Final answer
x = 156,064.33
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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.