Finding the Fourth Proportional to 214,789.08, 322,203.06 and 88,399.92
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Solution
The fourth proportional to 214,789.08, 322,203.06 and 88,399.92 is: 132,607.88
Step by Step Solution
- Step 1: Write the proportion equation
214,789.08 : 322,203.06 = 88,399.92 : x - Step 2: Convert to fraction form
214,789.08/322,203.06 = 88,399.92/x - Step 3: Cross multiply
214,789.08x = 322,203.06 × 88,399.92 - Step 4: Simplify right side
214,789.08x = 28,482,724,727.76 - Step 5: Solve for x
x = 28,482,724,727.76/214,789.08 - Step 6: Final answer
x = 132,607.88
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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.