Finding the Fourth Proportional to 226,031.08, 311,924.10 and 125,429.08
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Solution
The fourth proportional to 226,031.08, 311,924.10 and 125,429.08 is: 173,092.80
Step by Step Solution
- Step 1: Write the proportion equation
226,031.08 : 311,924.10 = 125,429.08 : x - Step 2: Convert to fraction form
226,031.08/311,924.10 = 125,429.08/x - Step 3: Cross multiply
226,031.08x = 311,924.10 × 125,429.08 - Step 4: Simplify right side
226,031.08x = 39,124,352,892.83 - Step 5: Solve for x
x = 39,124,352,892.83/226,031.08 - Step 6: Final answer
x = 173,092.80
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.