Finding the Fourth Proportional to 207,318.24, 310,983.84 and 57,560.04
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Solution
The fourth proportional to 207,318.24, 310,983.84 and 57,560.04 is: 86,341.86
Step by Step Solution
- Step 1: Write the proportion equation
207,318.24 : 310,983.84 = 57,560.04 : x - Step 2: Convert to fraction form
207,318.24/310,983.84 = 57,560.04/x - Step 3: Cross multiply
207,318.24x = 310,983.84 × 57,560.04 - Step 4: Simplify right side
207,318.24x = 17,900,242,269.75 - Step 5: Solve for x
x = 17,900,242,269.75/207,318.24 - Step 6: Final answer
x = 86,341.86
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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.