Finding the Fourth Proportional to 226,722.80, 340,346.10 and 121,746.80
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Solution
The fourth proportional to 226,722.80, 340,346.10 and 121,746.80 is: 182,760.84
Step by Step Solution
- Step 1: Write the proportion equation
226,722.80 : 340,346.10 = 121,746.80 : x - Step 2: Convert to fraction form
226,722.80/340,346.10 = 121,746.80/x - Step 3: Cross multiply
226,722.80x = 340,346.10 × 121,746.80 - Step 4: Simplify right side
226,722.80x = 41,436,048,567.48 - Step 5: Solve for x
x = 41,436,048,567.48/226,722.80 - Step 6: Final answer
x = 182,760.84
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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.