Finding the Fourth Proportional to 88,887.03, 122,694.98 and 51,176.31
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Solution
The fourth proportional to 88,887.03, 122,694.98 and 51,176.31 is: 70,641.08
Step by Step Solution
- Step 1: Write the proportion equation
88,887.03 : 122,694.98 = 51,176.31 : x - Step 2: Convert to fraction form
88,887.03/122,694.98 = 51,176.31/x - Step 3: Cross multiply
88,887.03x = 122,694.98 × 51,176.31 - Step 4: Simplify right side
88,887.03x = 6,279,076,076.04 - Step 5: Solve for x
x = 6,279,076,076.04/88,887.03 - Step 6: Final answer
x = 70,641.08
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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.