Finding the Fourth Proportional to 161,566.65, 242,351.73 and 56,385.99
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Solution
The fourth proportional to 161,566.65, 242,351.73 and 56,385.99 is: 84,579.60
Step by Step Solution
- Step 1: Write the proportion equation
161,566.65 : 242,351.73 = 56,385.99 : x - Step 2: Convert to fraction form
161,566.65/242,351.73 = 56,385.99/x - Step 3: Cross multiply
161,566.65x = 242,351.73 × 56,385.99 - Step 4: Simplify right side
161,566.65x = 13,665,242,224.26 - Step 5: Solve for x
x = 13,665,242,224.26/161,566.65 - Step 6: Final answer
x = 84,579.60
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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.