Finding the Fourth Proportional to 134,331.60, 201,508.68 and 40,838.16
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Solution
The fourth proportional to 134,331.60, 201,508.68 and 40,838.16 is: 61,260.67
Step by Step Solution
- Step 1: Write the proportion equation
134,331.60 : 201,508.68 = 40,838.16 : x - Step 2: Convert to fraction form
134,331.60/201,508.68 = 40,838.16/x - Step 3: Cross multiply
134,331.60x = 201,508.68 × 40,838.16 - Step 4: Simplify right side
134,331.60x = 8,229,243,715.23 - Step 5: Solve for x
x = 8,229,243,715.23/134,331.60 - Step 6: Final answer
x = 61,260.67
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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.