Finding the Fourth Proportional to 161,542.08, 242,295.84 and 56,363.04
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Solution
The fourth proportional to 161,542.08, 242,295.84 and 56,363.04 is: 84,538.53
Step by Step Solution
- Step 1: Write the proportion equation
161,542.08 : 242,295.84 = 56,363.04 : x - Step 2: Convert to fraction form
161,542.08/242,295.84 = 56,363.04/x - Step 3: Cross multiply
161,542.08x = 242,295.84 × 56,363.04 - Step 4: Simplify right side
161,542.08x = 13,656,530,121.75 - Step 5: Solve for x
x = 13,656,530,121.75/161,542.08 - Step 6: Final answer
x = 84,538.53
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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.