Finding the Fourth Proportional to 201,381.98, 277,901.49 and 110,738.12
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Solution
The fourth proportional to 201,381.98, 277,901.49 and 110,738.12 is: 152,815.50
Step by Step Solution
- Step 1: Write the proportion equation
201,381.98 : 277,901.49 = 110,738.12 : x - Step 2: Convert to fraction form
201,381.98/277,901.49 = 110,738.12/x - Step 3: Cross multiply
201,381.98x = 277,901.49 × 110,738.12 - Step 4: Simplify right side
201,381.98x = 30,774,288,547.80 - Step 5: Solve for x
x = 30,774,288,547.80/201,381.98 - Step 6: Final answer
x = 152,815.50
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1.5x scale
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.