Finding the Fourth Proportional to 118,319.91, 177,374.63 and 43,422.92
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Solution
The fourth proportional to 118,319.91, 177,374.63 and 43,422.92 is: 65,095.75
Step by Step Solution
- Step 1: Write the proportion equation
118,319.91 : 177,374.63 = 43,422.92 : x - Step 2: Convert to fraction form
118,319.91/177,374.63 = 43,422.92/x - Step 3: Cross multiply
118,319.91x = 177,374.63 × 43,422.92 - Step 4: Simplify right side
118,319.91x = 7,702,123,264.53 - Step 5: Solve for x
x = 7,702,123,264.53/118,319.91 - Step 6: Final answer
x = 65,095.75
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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.