Finding the Fourth Proportional to 235,467.85, 352,988.11 and 85,602.26
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Solution
The fourth proportional to 235,467.85, 352,988.11 and 85,602.26 is: 128,325.71
Step by Step Solution
- Step 1: Write the proportion equation
235,467.85 : 352,988.11 = 85,602.26 : x - Step 2: Convert to fraction form
235,467.85/352,988.11 = 85,602.26/x - Step 3: Cross multiply
235,467.85x = 352,988.11 × 85,602.26 - Step 4: Simplify right side
235,467.85x = 30,216,579,969.13 - Step 5: Solve for x
x = 30,216,579,969.13/235,467.85 - Step 6: Final answer
x = 128,325.71
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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.