Finding the Fourth Proportional to 145,883.92, 201,377.79 and 125,384.84
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Solution
The fourth proportional to 145,883.92, 201,377.79 and 125,384.84 is: 173,080.91
Step by Step Solution
- Step 1: Write the proportion equation
145,883.92 : 201,377.79 = 125,384.84 : x - Step 2: Convert to fraction form
145,883.92/201,377.79 = 125,384.84/x - Step 3: Cross multiply
145,883.92x = 201,377.79 × 125,384.84 - Step 4: Simplify right side
145,883.92x = 25,249,721,978.70 - Step 5: Solve for x
x = 25,249,721,978.70/145,883.92 - Step 6: Final answer
x = 173,080.91
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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.