Finding the Fourth Proportional to 194,385.30, 291,658.50 and 93,132.06
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Solution
The fourth proportional to 194,385.30, 291,658.50 and 93,132.06 is: 139,736.68
Step by Step Solution
- Step 1: Write the proportion equation
194,385.30 : 291,658.50 = 93,132.06 : x - Step 2: Convert to fraction form
194,385.30/291,658.50 = 93,132.06/x - Step 3: Cross multiply
194,385.30x = 291,658.50 × 93,132.06 - Step 4: Simplify right side
194,385.30x = 27,162,756,921.51 - Step 5: Solve for x
x = 27,162,756,921.51/194,385.30 - Step 6: Final answer
x = 139,736.68
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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.