Finding the Fourth Proportional to 247,379.49, 370,838.39 and 97,621.02
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Solution
The fourth proportional to 247,379.49, 370,838.39 and 97,621.02 is: 146,340.43
Step by Step Solution
- Step 1: Write the proportion equation
247,379.49 : 370,838.39 = 97,621.02 : x - Step 2: Convert to fraction form
247,379.49/370,838.39 = 97,621.02/x - Step 3: Cross multiply
247,379.49x = 370,838.39 × 97,621.02 - Step 4: Simplify right side
247,379.49x = 36,201,621,398.85 - Step 5: Solve for x
x = 36,201,621,398.85/247,379.49 - Step 6: Final answer
x = 146,340.43
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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.