Finding the Fourth Proportional to 178,323.68, 267,423.48 and 71,675.97
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Solution
The fourth proportional to 178,323.68, 267,423.48 and 71,675.97 is: 107,489.02
Step by Step Solution
- Step 1: Write the proportion equation
178,323.68 : 267,423.48 = 71,675.97 : x - Step 2: Convert to fraction form
178,323.68/267,423.48 = 71,675.97/x - Step 3: Cross multiply
178,323.68x = 267,423.48 × 71,675.97 - Step 4: Simplify right side
178,323.68x = 19,167,837,329.78 - Step 5: Solve for x
x = 19,167,837,329.78/178,323.68 - Step 6: Final answer
x = 107,489.02
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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.