Finding the Fourth Proportional to 201,245.86, 277,725.95 and 110,605.06
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Solution
The fourth proportional to 201,245.86, 277,725.95 and 110,605.06 is: 152,638.64
Step by Step Solution
- Step 1: Write the proportion equation
201,245.86 : 277,725.95 = 110,605.06 : x - Step 2: Convert to fraction form
201,245.86/277,725.95 = 110,605.06/x - Step 3: Cross multiply
201,245.86x = 277,725.95 × 110,605.06 - Step 4: Simplify right side
201,245.86x = 30,717,895,363.31 - Step 5: Solve for x
x = 30,717,895,363.31/201,245.86 - Step 6: Final answer
x = 152,638.64
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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.