Finding the Fourth Proportional to 161,593.44, 242,403.12 and 56,410.08
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Solution
The fourth proportional to 161,593.44, 242,403.12 and 56,410.08 is: 84,619.64
Step by Step Solution
- Step 1: Write the proportion equation
161,593.44 : 242,403.12 = 56,410.08 : x - Step 2: Convert to fraction form
161,593.44/242,403.12 = 56,410.08/x - Step 3: Cross multiply
161,593.44x = 242,403.12 × 56,410.08 - Step 4: Simplify right side
161,593.44x = 13,673,979,391.45 - Step 5: Solve for x
x = 13,673,979,391.45/161,593.44 - Step 6: Final answer
x = 84,619.64
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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.