Finding the Fourth Proportional to 134,934.80, 202,272.60 and 104,932.40
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Solution
The fourth proportional to 134,934.80, 202,272.60 and 104,932.40 is: 157,297.82
Step by Step Solution
- Step 1: Write the proportion equation
134,934.80 : 202,272.60 = 104,932.40 : x - Step 2: Convert to fraction form
134,934.80/202,272.60 = 104,932.40/x - Step 3: Cross multiply
134,934.80x = 202,272.60 × 104,932.40 - Step 4: Simplify right side
134,934.80x = 21,224,949,372.24 - Step 5: Solve for x
x = 21,224,949,372.24/134,934.80 - Step 6: Final answer
x = 157,297.82
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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.