Finding the Fourth Proportional to 111,872.93, 167,587.95 and 97,848.80
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Solution
The fourth proportional to 111,872.93, 167,587.95 and 97,848.80 is: 146,579.50
Step by Step Solution
- Step 1: Write the proportion equation
111,872.93 : 167,587.95 = 97,848.80 : x - Step 2: Convert to fraction form
111,872.93/167,587.95 = 97,848.80/x - Step 3: Cross multiply
111,872.93x = 167,587.95 × 97,848.80 - Step 4: Simplify right side
111,872.93x = 16,398,278,964.02 - Step 5: Solve for x
x = 16,398,278,964.02/111,872.93 - Step 6: Final answer
x = 146,579.50
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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.