Finding the Fourth Proportional to 134,376.62, 201,557.69 and 40,875.10
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Solution
The fourth proportional to 134,376.62, 201,557.69 and 40,875.10 is: 61,310.45
Step by Step Solution
- Step 1: Write the proportion equation
134,376.62 : 201,557.69 = 40,875.10 : x - Step 2: Convert to fraction form
134,376.62/201,557.69 = 40,875.10/x - Step 3: Cross multiply
134,376.62x = 201,557.69 × 40,875.10 - Step 4: Simplify right side
134,376.62x = 8,238,690,734.52 - Step 5: Solve for x
x = 8,238,690,734.52/134,376.62 - Step 6: Final answer
x = 61,310.45
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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.