Finding the Fourth Proportional to 170,683.30, 235,525.14 and 94,201.01
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Solution
The fourth proportional to 170,683.30, 235,525.14 and 94,201.01 is: 129,987.56
Step by Step Solution
- Step 1: Write the proportion equation
170,683.30 : 235,525.14 = 94,201.01 : x - Step 2: Convert to fraction form
170,683.30/235,525.14 = 94,201.01/x - Step 3: Cross multiply
170,683.30x = 235,525.14 × 94,201.01 - Step 4: Simplify right side
170,683.30x = 22,186,704,890.77 - Step 5: Solve for x
x = 22,186,704,890.77/170,683.30 - Step 6: Final answer
x = 129,987.56
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1.5x scale
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.