Finding the Fourth Proportional to 157,370.35, 236,125.29 and 82,472.68
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Solution
The fourth proportional to 157,370.35, 236,125.29 and 82,472.68 is: 123,745.58
Step by Step Solution
- Step 1: Write the proportion equation
157,370.35 : 236,125.29 = 82,472.68 : x - Step 2: Convert to fraction form
157,370.35/236,125.29 = 82,472.68/x - Step 3: Cross multiply
157,370.35x = 236,125.29 × 82,472.68 - Step 4: Simplify right side
157,370.35x = 19,473,885,482.08 - Step 5: Solve for x
x = 19,473,885,482.08/157,370.35 - Step 6: Final answer
x = 123,745.58
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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.