Finding the Fourth Proportional to 94,395.12, 130,250.34 and 54,101.12
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Solution
The fourth proportional to 94,395.12, 130,250.34 and 54,101.12 is: 74,650.99
Step by Step Solution
- Step 1: Write the proportion equation
94,395.12 : 130,250.34 = 54,101.12 : x - Step 2: Convert to fraction form
94,395.12/130,250.34 = 54,101.12/x - Step 3: Cross multiply
94,395.12x = 130,250.34 × 54,101.12 - Step 4: Simplify right side
94,395.12x = 7,046,689,274.38 - Step 5: Solve for x
x = 7,046,689,274.38/94,395.12 - Step 6: Final answer
x = 74,650.99
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1.5x scale
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.