Finding the Fourth Proportional to 120,727.08, 181,125.18 and 58,432.68
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Solution
The fourth proportional to 120,727.08, 181,125.18 and 58,432.68 is: 87,665.75
Step by Step Solution
- Step 1: Write the proportion equation
120,727.08 : 181,125.18 = 58,432.68 : x - Step 2: Convert to fraction form
120,727.08/181,125.18 = 58,432.68/x - Step 3: Cross multiply
120,727.08x = 181,125.18 × 58,432.68 - Step 4: Simplify right side
120,727.08x = 10,583,629,682.88 - Step 5: Solve for x
x = 10,583,629,682.88/120,727.08 - Step 6: Final answer
x = 87,665.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.