Finding the Fourth Proportional to 157,951.14, 217,903.20 and 94,252.02
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Solution
The fourth proportional to 157,951.14, 217,903.20 and 94,252.02 is: 130,026.39
Step by Step Solution
- Step 1: Write the proportion equation
157,951.14 : 217,903.20 = 94,252.02 : x - Step 2: Convert to fraction form
157,951.14/217,903.20 = 94,252.02/x - Step 3: Cross multiply
157,951.14x = 217,903.20 × 94,252.02 - Step 4: Simplify right side
157,951.14x = 20,537,816,764.46 - Step 5: Solve for x
x = 20,537,816,764.46/157,951.14 - Step 6: Final answer
x = 130,026.39
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1.5x scale
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.