Finding the Fourth Proportional to 110,964.44, 153,130.97 and 60,663.44
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Solution
The fourth proportional to 110,964.44, 153,130.97 and 60,663.44 is: 83,715.57
Step by Step Solution
- Step 1: Write the proportion equation
110,964.44 : 153,130.97 = 60,663.44 : x - Step 2: Convert to fraction form
110,964.44/153,130.97 = 60,663.44/x - Step 3: Cross multiply
110,964.44x = 153,130.97 × 60,663.44 - Step 4: Simplify right side
110,964.44x = 9,289,451,410.74 - Step 5: Solve for x
x = 9,289,451,410.74/110,964.44 - Step 6: Final answer
x = 83,715.57
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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.