Finding the Fourth Proportional to 134,930.10, 202,233.15 and 56,003.70
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Solution
The fourth proportional to 134,930.10, 202,233.15 and 56,003.70 is: 83,938.31
Step by Step Solution
- Step 1: Write the proportion equation
134,930.10 : 202,233.15 = 56,003.70 : x - Step 2: Convert to fraction form
134,930.10/202,233.15 = 56,003.70/x - Step 3: Cross multiply
134,930.10x = 202,233.15 × 56,003.70 - Step 4: Simplify right side
134,930.10x = 11,325,804,662.66 - Step 5: Solve for x
x = 11,325,804,662.66/134,930.10 - Step 6: Final answer
x = 83,938.31
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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.