Finding the Fourth Proportional to 170,124.22, 234,756.15 and 98,509.09
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Solution
The fourth proportional to 170,124.22, 234,756.15 and 98,509.09 is: 135,933.70
Step by Step Solution
- Step 1: Write the proportion equation
170,124.22 : 234,756.15 = 98,509.09 : x - Step 2: Convert to fraction form
170,124.22/234,756.15 = 98,509.09/x - Step 3: Cross multiply
170,124.22x = 234,756.15 × 98,509.09 - Step 4: Simplify right side
170,124.22x = 23,125,614,708.40 - Step 5: Solve for x
x = 23,125,614,708.40/170,124.22 - Step 6: Final answer
x = 135,933.70
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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.