Finding the Fourth Proportional to 208,752.27, 313,029.98 and 124,490.58
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Solution
The fourth proportional to 208,752.27, 313,029.98 and 124,490.58 is: 186,677.17
Step by Step Solution
- Step 1: Write the proportion equation
208,752.27 : 313,029.98 = 124,490.58 : x - Step 2: Convert to fraction form
208,752.27/313,029.98 = 124,490.58/x - Step 3: Cross multiply
208,752.27x = 313,029.98 × 124,490.58 - Step 4: Simplify right side
208,752.27x = 38,969,283,767.59 - Step 5: Solve for x
x = 38,969,283,767.59/208,752.27 - Step 6: Final answer
x = 186,677.17
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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.