Finding the Fourth Proportional to 145,680.08, 201,038.28 and 82,014.80
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Solution
The fourth proportional to 145,680.08, 201,038.28 and 82,014.80 is: 113,180.29
Step by Step Solution
- Step 1: Write the proportion equation
145,680.08 : 201,038.28 = 82,014.80 : x - Step 2: Convert to fraction form
145,680.08/201,038.28 = 82,014.80/x - Step 3: Cross multiply
145,680.08x = 201,038.28 × 82,014.80 - Step 4: Simplify right side
145,680.08x = 16,488,114,326.54 - Step 5: Solve for x
x = 16,488,114,326.54/145,680.08 - Step 6: Final answer
x = 113,180.29
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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.