Finding the Fourth Proportional to 122,159.34, 183,260.88 and 62,979.12
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Solution
The fourth proportional to 122,159.34, 183,260.88 and 62,979.12 is: 94,479.96
Step by Step Solution
- Step 1: Write the proportion equation
122,159.34 : 183,260.88 = 62,979.12 : x - Step 2: Convert to fraction form
122,159.34/183,260.88 = 62,979.12/x - Step 3: Cross multiply
122,159.34x = 183,260.88 × 62,979.12 - Step 4: Simplify right side
122,159.34x = 11,541,608,952.83 - Step 5: Solve for x
x = 11,541,608,952.83/122,159.34 - Step 6: Final answer
x = 94,479.96
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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.