Finding the Fourth Proportional to 134,397.88, 201,625.98 and 40,901.20
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Solution
The fourth proportional to 134,397.88, 201,625.98 and 40,901.20 is: 61,360.68
Step by Step Solution
- Step 1: Write the proportion equation
134,397.88 : 201,625.98 = 40,901.20 : x - Step 2: Convert to fraction form
134,397.88/201,625.98 = 40,901.20/x - Step 3: Cross multiply
134,397.88x = 201,625.98 × 40,901.20 - Step 4: Simplify right side
134,397.88x = 8,246,745,354.98 - Step 5: Solve for x
x = 8,246,745,354.98/134,397.88 - Step 6: Final answer
x = 61,360.68
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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.