Finding the Fourth Proportional to 107,952.52, 161,926.35 and 48,772.30
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Solution
The fourth proportional to 107,952.52, 161,926.35 and 48,772.30 is: 73,157.35
Step by Step Solution
- Step 1: Write the proportion equation
107,952.52 : 161,926.35 = 48,772.30 : x - Step 2: Convert to fraction form
107,952.52/161,926.35 = 48,772.30/x - Step 3: Cross multiply
107,952.52x = 161,926.35 × 48,772.30 - Step 4: Simplify right side
107,952.52x = 7,897,520,520.11 - Step 5: Solve for x
x = 7,897,520,520.11/107,952.52 - Step 6: Final answer
x = 73,157.35
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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.