Finding the Fourth Proportional to 205,710.76, 283,766.58 and 119,660.02
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Solution
The fourth proportional to 205,710.76, 283,766.58 and 119,660.02 is: 165,064.36
Step by Step Solution
- Step 1: Write the proportion equation
205,710.76 : 283,766.58 = 119,660.02 : x - Step 2: Convert to fraction form
205,710.76/283,766.58 = 119,660.02/x - Step 3: Cross multiply
205,710.76x = 283,766.58 × 119,660.02 - Step 4: Simplify right side
205,710.76x = 33,955,514,638.13 - Step 5: Solve for x
x = 33,955,514,638.13/205,710.76 - Step 6: Final answer
x = 165,064.36
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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.