Finding the Fourth Proportional to 134,511.20, 201,762.48 and 55,602.08
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Solution
The fourth proportional to 134,511.20, 201,762.48 and 55,602.08 is: 83,401.33
Step by Step Solution
- Step 1: Write the proportion equation
134,511.20 : 201,762.48 = 55,602.08 : x - Step 2: Convert to fraction form
134,511.20/201,762.48 = 55,602.08/x - Step 3: Cross multiply
134,511.20x = 201,762.48 × 55,602.08 - Step 4: Simplify right side
134,511.20x = 11,218,413,553.96 - Step 5: Solve for x
x = 11,218,413,553.96/134,511.20 - Step 6: Final answer
x = 83,401.33
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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.