Finding the Fourth Proportional to 94,725.64, 130,720.26 and 52,283.26
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Solution
The fourth proportional to 94,725.64, 130,720.26 and 52,283.26 is: 72,150.28
Step by Step Solution
- Step 1: Write the proportion equation
94,725.64 : 130,720.26 = 52,283.26 : x - Step 2: Convert to fraction form
94,725.64/130,720.26 = 52,283.26/x - Step 3: Cross multiply
94,725.64x = 130,720.26 × 52,283.26 - Step 4: Simplify right side
94,725.64x = 6,834,481,340.85 - Step 5: Solve for x
x = 6,834,481,340.85/94,725.64 - Step 6: Final answer
x = 72,150.28
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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.