Finding the Fourth Proportional to 121,671.62, 182,507.35 and 88,602.05
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Solution
The fourth proportional to 121,671.62, 182,507.35 and 88,602.05 is: 132,903.02
Step by Step Solution
- Step 1: Write the proportion equation
121,671.62 : 182,507.35 = 88,602.05 : x - Step 2: Convert to fraction form
121,671.62/182,507.35 = 88,602.05/x - Step 3: Cross multiply
121,671.62x = 182,507.35 × 88,602.05 - Step 4: Simplify right side
121,671.62x = 16,170,526,000.15 - Step 5: Solve for x
x = 16,170,526,000.15/121,671.62 - Step 6: Final answer
x = 132,903.02
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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.