Finding the Fourth Proportional to 134,151.88, 201,256.86 and 40,664.68
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Solution
The fourth proportional to 134,151.88, 201,256.86 and 40,664.68 is: 61,005.82
Step by Step Solution
- Step 1: Write the proportion equation
134,151.88 : 201,256.86 = 40,664.68 : x - Step 2: Convert to fraction form
134,151.88/201,256.86 = 40,664.68/x - Step 3: Cross multiply
134,151.88x = 201,256.86 × 40,664.68 - Step 4: Simplify right side
134,151.88x = 8,184,045,809.70 - Step 5: Solve for x
x = 8,184,045,809.70/134,151.88 - Step 6: Final answer
x = 61,005.82
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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.