Finding the Fourth Proportional to 195,585.80, 293,378.70 and 133,377.80
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Solution
The fourth proportional to 195,585.80, 293,378.70 and 133,377.80 is: 200,066.70
Step by Step Solution
- Step 1: Write the proportion equation
195,585.80 : 293,378.70 = 133,377.80 : x - Step 2: Convert to fraction form
195,585.80/293,378.70 = 133,377.80/x - Step 3: Cross multiply
195,585.80x = 293,378.70 × 133,377.80 - Step 4: Simplify right side
195,585.80x = 39,130,205,572.86 - Step 5: Solve for x
x = 39,130,205,572.86/195,585.80 - Step 6: Final answer
x = 200,066.70
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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.