Finding the Fourth Proportional to 134,637.10, 201,893.56 and 39,833.38
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Solution
The fourth proportional to 134,637.10, 201,893.56 and 39,833.38 is: 59,731.70
Step by Step Solution
- Step 1: Write the proportion equation
134,637.10 : 201,893.56 = 39,833.38 : x - Step 2: Convert to fraction form
134,637.10/201,893.56 = 39,833.38/x - Step 3: Cross multiply
134,637.10x = 201,893.56 × 39,833.38 - Step 4: Simplify right side
134,637.10x = 8,042,102,895.03 - Step 5: Solve for x
x = 8,042,102,895.03/134,637.10 - Step 6: Final answer
x = 59,731.70
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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.