Finding the Fourth Proportional to 135,758.18, 203,670.20 and 40,982.71
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Solution
The fourth proportional to 135,758.18, 203,670.20 and 40,982.71 is: 61,484.01
Step by Step Solution
- Step 1: Write the proportion equation
135,758.18 : 203,670.20 = 40,982.71 : x - Step 2: Convert to fraction form
135,758.18/203,670.20 = 40,982.71/x - Step 3: Cross multiply
135,758.18x = 203,670.20 × 40,982.71 - Step 4: Simplify right side
135,758.18x = 8,346,956,742.24 - Step 5: Solve for x
x = 8,346,956,742.24/135,758.18 - Step 6: Final answer
x = 61,484.01
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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.