Finding the Fourth Proportional to 94,115.08, 129,877.86 and 51,672.52
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Solution
The fourth proportional to 94,115.08, 129,877.86 and 51,672.52 is: 71,307.56
Step by Step Solution
- Step 1: Write the proportion equation
94,115.08 : 129,877.86 = 51,672.52 : x - Step 2: Convert to fraction form
94,115.08/129,877.86 = 51,672.52/x - Step 3: Cross multiply
94,115.08x = 129,877.86 × 51,672.52 - Step 4: Simplify right side
94,115.08x = 6,711,116,318.41 - Step 5: Solve for x
x = 6,711,116,318.41/94,115.08 - Step 6: Final answer
x = 71,307.56
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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.