Finding the Fourth Proportional to 134,888.68, 202,315.26 and 41,386.60
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Solution
The fourth proportional to 134,888.68, 202,315.26 and 41,386.60 is: 62,074.45
Step by Step Solution
- Step 1: Write the proportion equation
134,888.68 : 202,315.26 = 41,386.60 : x - Step 2: Convert to fraction form
134,888.68/202,315.26 = 41,386.60/x - Step 3: Cross multiply
134,888.68x = 202,315.26 × 41,386.60 - Step 4: Simplify right side
134,888.68x = 8,373,140,739.52 - Step 5: Solve for x
x = 8,373,140,739.52/134,888.68 - Step 6: Final answer
x = 62,074.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.