Finding the Fourth Proportional to 178,291.84, 267,455.52 and 66,002.08
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Solution
The fourth proportional to 178,291.84, 267,455.52 and 66,002.08 is: 99,009.69
Step by Step Solution
- Step 1: Write the proportion equation
178,291.84 : 267,455.52 = 66,002.08 : x - Step 2: Convert to fraction form
178,291.84/267,455.52 = 66,002.08/x - Step 3: Cross multiply
178,291.84x = 267,455.52 × 66,002.08 - Step 4: Simplify right side
178,291.84x = 17,652,620,627.48 - Step 5: Solve for x
x = 17,652,620,627.48/178,291.84 - Step 6: Final answer
x = 99,009.69
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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.