Finding the Fourth Proportional to 247,050.36, 340,804.26 and 156,253.41
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Solution
The fourth proportional to 247,050.36, 340,804.26 and 156,253.41 is: 215,550.50
Step by Step Solution
- Step 1: Write the proportion equation
247,050.36 : 340,804.26 = 156,253.41 : x - Step 2: Convert to fraction form
247,050.36/340,804.26 = 156,253.41/x - Step 3: Cross multiply
247,050.36x = 340,804.26 × 156,253.41 - Step 4: Simplify right side
247,050.36x = 53,251,827,767.53 - Step 5: Solve for x
x = 53,251,827,767.53/247,050.36 - Step 6: Final answer
x = 215,550.50
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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.