Finding the Fourth Proportional to 71,646.53, 107,305.91 and 34,232.88
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Solution
The fourth proportional to 71,646.53, 107,305.91 and 34,232.88 is: 51,271.02
Step by Step Solution
- Step 1: Write the proportion equation
71,646.53 : 107,305.91 = 34,232.88 : x - Step 2: Convert to fraction form
71,646.53/107,305.91 = 34,232.88/x - Step 3: Cross multiply
71,646.53x = 107,305.91 × 34,232.88 - Step 4: Simplify right side
71,646.53x = 3,673,390,288.89 - Step 5: Solve for x
x = 3,673,390,288.89/71,646.53 - Step 6: Final answer
x = 51,271.02
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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.