Finding the Fourth Proportional to 247,035.60, 370,271.11 and 112,202.49
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Solution
The fourth proportional to 247,035.60, 370,271.11 and 112,202.49 is: 168,175.52
Step by Step Solution
- Step 1: Write the proportion equation
247,035.60 : 370,271.11 = 112,202.49 : x - Step 2: Convert to fraction form
247,035.60/370,271.11 = 112,202.49/x - Step 3: Cross multiply
247,035.60x = 370,271.11 × 112,202.49 - Step 4: Simplify right side
247,035.60x = 41,545,340,517.06 - Step 5: Solve for x
x = 41,545,340,517.06/247,035.60 - Step 6: Final answer
x = 168,175.52
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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.