Finding the Fourth Proportional to 94,176.64, 129,964.32 and 51,734.08
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Solution
The fourth proportional to 94,176.64, 129,964.32 and 51,734.08 is: 71,393.34
Step by Step Solution
- Step 1: Write the proportion equation
94,176.64 : 129,964.32 = 51,734.08 : x - Step 2: Convert to fraction form
94,176.64/129,964.32 = 51,734.08/x - Step 3: Cross multiply
94,176.64x = 129,964.32 × 51,734.08 - Step 4: Simplify right side
94,176.64x = 6,723,584,528.03 - Step 5: Solve for x
x = 6,723,584,528.03/94,176.64 - Step 6: Final answer
x = 71,393.34
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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.