Finding the Fourth Proportional to 247,251.60, 370,753.20 and 120,901.68
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Solution
The fourth proportional to 247,251.60, 370,753.20 and 120,901.68 is: 181,291.79
Step by Step Solution
- Step 1: Write the proportion equation
247,251.60 : 370,753.20 = 120,901.68 : x - Step 2: Convert to fraction form
247,251.60/370,753.20 = 120,901.68/x - Step 3: Cross multiply
247,251.60x = 370,753.20 × 120,901.68 - Step 4: Simplify right side
247,251.60x = 44,824,684,745.38 - Step 5: Solve for x
x = 44,824,684,745.38/247,251.60 - Step 6: Final answer
x = 181,291.79
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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.