Finding the Fourth Proportional to 224,964.18, 310,464.18 and 129,468.78
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Solution
The fourth proportional to 224,964.18, 310,464.18 and 129,468.78 is: 178,674.75
Step by Step Solution
- Step 1: Write the proportion equation
224,964.18 : 310,464.18 = 129,468.78 : x - Step 2: Convert to fraction form
224,964.18/310,464.18 = 129,468.78/x - Step 3: Cross multiply
224,964.18x = 310,464.18 × 129,468.78 - Step 4: Simplify right side
224,964.18x = 40,195,418,618.30 - Step 5: Solve for x
x = 40,195,418,618.30/224,964.18 - Step 6: Final answer
x = 178,674.75
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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.