Finding the Fourth Proportional to 170,552.99, 235,290.52 and 125,152.09
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Solution
The fourth proportional to 170,552.99, 235,290.52 and 125,152.09 is: 172,656.60
Step by Step Solution
- Step 1: Write the proportion equation
170,552.99 : 235,290.52 = 125,152.09 : x - Step 2: Convert to fraction form
170,552.99/235,290.52 = 125,152.09/x - Step 3: Cross multiply
170,552.99x = 235,290.52 × 125,152.09 - Step 4: Simplify right side
170,552.99x = 29,447,099,903.40 - Step 5: Solve for x
x = 29,447,099,903.40/170,552.99 - Step 6: Final answer
x = 172,656.60
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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.