Finding the Fourth Proportional to 170,122.99, 234,754.44 and 98,507.83
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Solution
The fourth proportional to 170,122.99, 234,754.44 and 98,507.83 is: 135,931.95
Step by Step Solution
- Step 1: Write the proportion equation
170,122.99 : 234,754.44 = 98,507.83 : x - Step 2: Convert to fraction form
170,122.99/234,754.44 = 98,507.83/x - Step 3: Cross multiply
170,122.99x = 234,754.44 × 98,507.83 - Step 4: Simplify right side
170,122.99x = 23,125,150,467.27 - Step 5: Solve for x
x = 23,125,150,467.27/170,122.99 - Step 6: Final answer
x = 135,931.95
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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.