Finding the Fourth Proportional to 75,074.16, 103,585.91 and 44,854.95
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Solution
The fourth proportional to 75,074.16, 103,585.91 and 44,854.95 is: 61,890.01
Step by Step Solution
- Step 1: Write the proportion equation
75,074.16 : 103,585.91 = 44,854.95 : x - Step 2: Convert to fraction form
75,074.16/103,585.91 = 44,854.95/x - Step 3: Cross multiply
75,074.16x = 103,585.91 × 44,854.95 - Step 4: Simplify right side
75,074.16x = 4,646,340,589.48 - Step 5: Solve for x
x = 4,646,340,589.48/75,074.16 - Step 6: Final answer
x = 61,890.01
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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.