Finding the Fourth Proportional to 203,037.18, 304,659.52 and 135,615.18
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Solution
The fourth proportional to 203,037.18, 304,659.52 and 135,615.18 is: 203,492.07
Step by Step Solution
- Step 1: Write the proportion equation
203,037.18 : 304,659.52 = 135,615.18 : x - Step 2: Convert to fraction form
203,037.18/304,659.52 = 135,615.18/x - Step 3: Cross multiply
203,037.18x = 304,659.52 × 135,615.18 - Step 4: Simplify right side
203,037.18x = 41,316,455,643.51 - Step 5: Solve for x
x = 41,316,455,643.51/203,037.18 - Step 6: Final answer
x = 203,492.07
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1.5x scale
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.