Finding the Fourth Proportional to 134,443.30, 201,664.95 and 132,369.70
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Solution
The fourth proportional to 134,443.30, 201,664.95 and 132,369.70 is: 198,554.55
Step by Step Solution
- Step 1: Write the proportion equation
134,443.30 : 201,664.95 = 132,369.70 : x - Step 2: Convert to fraction form
134,443.30/201,664.95 = 132,369.70/x - Step 3: Cross multiply
134,443.30x = 201,664.95 × 132,369.70 - Step 4: Simplify right side
134,443.30x = 26,694,328,932.02 - Step 5: Solve for x
x = 26,694,328,932.02/134,443.30 - Step 6: Final answer
x = 198,554.55
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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.