Finding the Fourth Proportional to 180,031.93, 270,217.39 and 91,349.08
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Solution
The fourth proportional to 180,031.93, 270,217.39 and 91,349.08 is: 137,109.62
Step by Step Solution
- Step 1: Write the proportion equation
180,031.93 : 270,217.39 = 91,349.08 : x - Step 2: Convert to fraction form
180,031.93/270,217.39 = 91,349.08/x - Step 3: Cross multiply
180,031.93x = 270,217.39 × 91,349.08 - Step 4: Simplify right side
180,031.93x = 24,684,109,976.50 - Step 5: Solve for x
x = 24,684,109,976.50/180,031.93 - Step 6: Final answer
x = 137,109.62
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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.