Finding the Fourth Proportional to 181,579.20, 272,368.80 and 88,267.20
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Solution
The fourth proportional to 181,579.20, 272,368.80 and 88,267.20 is: 132,400.80
Step by Step Solution
- Step 1: Write the proportion equation
181,579.20 : 272,368.80 = 88,267.20 : x - Step 2: Convert to fraction form
181,579.20/272,368.80 = 88,267.20/x - Step 3: Cross multiply
181,579.20x = 272,368.80 × 88,267.20 - Step 4: Simplify right side
181,579.20x = 24,041,231,343.36 - Step 5: Solve for x
x = 24,041,231,343.36/181,579.20 - Step 6: Final answer
x = 132,400.80
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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.