Finding the Fourth Proportional to 242,299.40, 334,373.12 and 134,867.14
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Solution
The fourth proportional to 242,299.40, 334,373.12 and 134,867.14 is: 186,116.62
Step by Step Solution
- Step 1: Write the proportion equation
242,299.40 : 334,373.12 = 134,867.14 : x - Step 2: Convert to fraction form
242,299.40/334,373.12 = 134,867.14/x - Step 3: Cross multiply
242,299.40x = 334,373.12 × 134,867.14 - Step 4: Simplify right side
242,299.40x = 45,095,946,387.28 - Step 5: Solve for x
x = 45,095,946,387.28/242,299.40 - Step 6: Final answer
x = 186,116.62
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1.5x scale
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.