Finding the Fourth Proportional to 73,094.28, 109,649.79 and 39,862.95
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Solution
The fourth proportional to 73,094.28, 109,649.79 and 39,862.95 is: 59,798.99
Step by Step Solution
- Step 1: Write the proportion equation
73,094.28 : 109,649.79 = 39,862.95 : x - Step 2: Convert to fraction form
73,094.28/109,649.79 = 39,862.95/x - Step 3: Cross multiply
73,094.28x = 109,649.79 × 39,862.95 - Step 4: Simplify right side
73,094.28x = 4,370,964,096.28 - Step 5: Solve for x
x = 4,370,964,096.28/73,094.28 - Step 6: Final answer
x = 59,798.99
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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.