Finding the Fourth Proportional to 178,588.08, 246,433.60 and 106,966.26
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Solution
The fourth proportional to 178,588.08, 246,433.60 and 106,966.26 is: 147,602.69
Step by Step Solution
- Step 1: Write the proportion equation
178,588.08 : 246,433.60 = 106,966.26 : x - Step 2: Convert to fraction form
178,588.08/246,433.60 = 106,966.26/x - Step 3: Cross multiply
178,588.08x = 246,433.60 × 106,966.26 - Step 4: Simplify right side
178,588.08x = 26,360,080,530.34 - Step 5: Solve for x
x = 26,360,080,530.34/178,588.08 - Step 6: Final answer
x = 147,602.69
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.