Finding the Fourth Proportional to 186,792.08, 257,839.64 and 110,311.49
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Solution
The fourth proportional to 186,792.08, 257,839.64 and 110,311.49 is: 152,269.17
Step by Step Solution
- Step 1: Write the proportion equation
186,792.08 : 257,839.64 = 110,311.49 : x - Step 2: Convert to fraction form
186,792.08/257,839.64 = 110,311.49/x - Step 3: Cross multiply
186,792.08x = 257,839.64 × 110,311.49 - Step 4: Simplify right side
186,792.08x = 28,442,674,962.51 - Step 5: Solve for x
x = 28,442,674,962.51/186,792.08 - Step 6: Final answer
x = 152,269.17
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.