Finding the Fourth Proportional to 113,361,202.80, 169,789,861.80 and 93,205,810.80
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Solution
The fourth proportional to 113,361,202.80, 169,789,861.80 and 93,205,810.80 is: 139,601,568.65
Step by Step Solution
- Step 1: Write the proportion equation
113,361,202.80 : 169,789,861.80 = 93,205,810.80 : x - Step 2: Convert to fraction form
113,361,202.80/169,789,861.80 = 93,205,810.80/x - Step 3: Cross multiply
113,361,202.80x = 169,789,861.80 × 93,205,810.80 - Step 4: Simplify right side
113,361,202.80x = 15,825,401,734,688,948 - Step 5: Solve for x
x = 15,825,401,734,688,948/113,361,202.80 - Step 6: Final answer
x = 139,601,568.65
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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.