Finding the Fourth Proportional to 292,167.84, 438,069.51 and 134,193.54
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Solution
The fourth proportional to 292,167.84, 438,069.51 and 134,193.54 is: 201,206.60
Step by Step Solution
- Step 1: Write the proportion equation
292,167.84 : 438,069.51 = 134,193.54 : x - Step 2: Convert to fraction form
292,167.84/438,069.51 = 134,193.54/x - Step 3: Cross multiply
292,167.84x = 438,069.51 × 134,193.54 - Step 4: Simplify right side
292,167.84x = 58,786,098,312.97 - Step 5: Solve for x
x = 58,786,098,312.97/292,167.84 - Step 6: Final answer
x = 201,206.60
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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.