Finding the Fourth Proportional to 72,848.08, 100,540.36 and 41,029.84
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Solution
The fourth proportional to 72,848.08, 100,540.36 and 41,029.84 is: 56,626.82
Step by Step Solution
- Step 1: Write the proportion equation
72,848.08 : 100,540.36 = 41,029.84 : x - Step 2: Convert to fraction form
72,848.08/100,540.36 = 41,029.84/x - Step 3: Cross multiply
72,848.08x = 100,540.36 × 41,029.84 - Step 4: Simplify right side
72,848.08x = 4,125,154,884.34 - Step 5: Solve for x
x = 4,125,154,884.34/72,848.08 - Step 6: Final answer
x = 56,626.82
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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.