Finding the Fourth Proportional to 190,331.10, 285,401.65 and 62,230.70
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Solution
The fourth proportional to 190,331.10, 285,401.65 and 62,230.70 is: 93,314.99
Step by Step Solution
- Step 1: Write the proportion equation
190,331.10 : 285,401.65 = 62,230.70 : x - Step 2: Convert to fraction form
190,331.10/285,401.65 = 62,230.70/x - Step 3: Cross multiply
190,331.10x = 285,401.65 × 62,230.70 - Step 4: Simplify right side
190,331.10x = 17,760,744,460.66 - Step 5: Solve for x
x = 17,760,744,460.66/190,331.10 - Step 6: Final answer
x = 93,314.99
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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.