Finding the Fourth Proportional to 113,896.62, 157,177.44 and 63,595.62
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Solution
The fourth proportional to 113,896.62, 157,177.44 and 63,595.62 is: 87,762.01
Step by Step Solution
- Step 1: Write the proportion equation
113,896.62 : 157,177.44 = 63,595.62 : x - Step 2: Convert to fraction form
113,896.62/157,177.44 = 63,595.62/x - Step 3: Cross multiply
113,896.62x = 157,177.44 × 63,595.62 - Step 4: Simplify right side
113,896.62x = 9,995,796,746.81 - Step 5: Solve for x
x = 9,995,796,746.81/113,896.62 - Step 6: Final answer
x = 87,762.01
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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.