Finding the Fourth Proportional to 211,752.65, 292,219.23 and 116,265.53
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Solution
The fourth proportional to 211,752.65, 292,219.23 and 116,265.53 is: 160,446.75
Step by Step Solution
- Step 1: Write the proportion equation
211,752.65 : 292,219.23 = 116,265.53 : x - Step 2: Convert to fraction form
211,752.65/292,219.23 = 116,265.53/x - Step 3: Cross multiply
211,752.65x = 292,219.23 × 116,265.53 - Step 4: Simplify right side
211,752.65x = 33,975,023,652.14 - Step 5: Solve for x
x = 33,975,023,652.14/211,752.65 - Step 6: Final answer
x = 160,446.75
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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.