Finding the Fourth Proportional to 231,750.80, 347,664.60 and 98,694.80
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Solution
The fourth proportional to 231,750.80, 347,664.60 and 98,694.80 is: 148,058.55
Step by Step Solution
- Step 1: Write the proportion equation
231,750.80 : 347,664.60 = 98,694.80 : x - Step 2: Convert to fraction form
231,750.80/347,664.60 = 98,694.80/x - Step 3: Cross multiply
231,750.80x = 347,664.60 × 98,694.80 - Step 4: Simplify right side
231,750.80x = 34,312,688,164.08 - Step 5: Solve for x
x = 34,312,688,164.08/231,750.80 - Step 6: Final answer
x = 148,058.55
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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.