Finding the Fourth Proportional to 191,128.80, 286,729.35 and 63,052.41
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Solution
The fourth proportional to 191,128.80, 286,729.35 and 63,052.41 is: 94,590.54
Step by Step Solution
- Step 1: Write the proportion equation
191,128.80 : 286,729.35 = 63,052.41 : x - Step 2: Convert to fraction form
191,128.80/286,729.35 = 63,052.41/x - Step 3: Cross multiply
191,128.80x = 286,729.35 × 63,052.41 - Step 4: Simplify right side
191,128.80x = 18,078,976,535.23 - Step 5: Solve for x
x = 18,078,976,535.23/191,128.80 - Step 6: Final answer
x = 94,590.54
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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.