Finding the Fourth Proportional to 146,203.60, 218,916.60 and 93,326.80
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Solution
The fourth proportional to 146,203.60, 218,916.60 and 93,326.80 is: 139,742.02
Step by Step Solution
- Step 1: Write the proportion equation
146,203.60 : 218,916.60 = 93,326.80 : x - Step 2: Convert to fraction form
146,203.60/218,916.60 = 93,326.80/x - Step 3: Cross multiply
146,203.60x = 218,916.60 × 93,326.80 - Step 4: Simplify right side
146,203.60x = 20,430,785,744.88 - Step 5: Solve for x
x = 20,430,785,744.88/146,203.60 - Step 6: Final answer
x = 139,742.02
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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.