Finding the Fourth Proportional to 201,292.73, 277,780.85 and 110,646.75
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Solution
The fourth proportional to 201,292.73, 277,780.85 and 110,646.75 is: 152,690.80
Step by Step Solution
- Step 1: Write the proportion equation
201,292.73 : 277,780.85 = 110,646.75 : x - Step 2: Convert to fraction form
201,292.73/277,780.85 = 110,646.75/x - Step 3: Cross multiply
201,292.73x = 277,780.85 × 110,646.75 - Step 4: Simplify right side
201,292.73x = 30,735,548,264.74 - Step 5: Solve for x
x = 30,735,548,264.74/201,292.73 - Step 6: Final answer
x = 152,690.80
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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.