Finding the Fourth Proportional to 130,672.08, 195,197.09 and 94,849.02
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Solution
The fourth proportional to 130,672.08, 195,197.09 and 94,849.02 is: 141,684.84
Step by Step Solution
- Step 1: Write the proportion equation
130,672.08 : 195,197.09 = 94,849.02 : x - Step 2: Convert to fraction form
130,672.08/195,197.09 = 94,849.02/x - Step 3: Cross multiply
130,672.08x = 195,197.09 × 94,849.02 - Step 4: Simplify right side
130,672.08x = 18,514,252,219.11 - Step 5: Solve for x
x = 18,514,252,219.11/130,672.08 - Step 6: Final answer
x = 141,684.84
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.