Finding the Fourth Proportional to 75,062.08, 103,585.60 and 41,533.12
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Solution
The fourth proportional to 75,062.08, 103,585.60 and 41,533.12 is: 57,315.67
Step by Step Solution
- Step 1: Write the proportion equation
75,062.08 : 103,585.60 = 41,533.12 : x - Step 2: Convert to fraction form
75,062.08/103,585.60 = 41,533.12/x - Step 3: Cross multiply
75,062.08x = 103,585.60 × 41,533.12 - Step 4: Simplify right side
75,062.08x = 4,302,233,155.07 - Step 5: Solve for x
x = 4,302,233,155.07/75,062.08 - Step 6: Final answer
x = 57,315.67
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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.