Finding the Fourth Proportional to 247,609.62, 371,430.27 and 70,130.70
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Solution
The fourth proportional to 247,609.62, 371,430.27 and 70,130.70 is: 105,200.54
Step by Step Solution
- Step 1: Write the proportion equation
247,609.62 : 371,430.27 = 70,130.70 : x - Step 2: Convert to fraction form
247,609.62/371,430.27 = 70,130.70/x - Step 3: Cross multiply
247,609.62x = 371,430.27 × 70,130.70 - Step 4: Simplify right side
247,609.62x = 26,048,664,836.29 - Step 5: Solve for x
x = 26,048,664,836.29/247,609.62 - Step 6: Final answer
x = 105,200.54
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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.