Finding the Fourth Proportional to 133,219.64, 199,672.62 and 48,951.80
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Solution
The fourth proportional to 133,219.64, 199,672.62 and 48,951.80 is: 73,370.07
Step by Step Solution
- Step 1: Write the proportion equation
133,219.64 : 199,672.62 = 48,951.80 : x - Step 2: Convert to fraction form
133,219.64/199,672.62 = 48,951.80/x - Step 3: Cross multiply
133,219.64x = 199,672.62 × 48,951.80 - Step 4: Simplify right side
133,219.64x = 9,774,334,159.72 - Step 5: Solve for x
x = 9,774,334,159.72/133,219.64 - Step 6: Final answer
x = 73,370.07
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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.