Finding the Fourth Proportional to 74,844.26, 103,282.51 and 44,613.99
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Solution
The fourth proportional to 74,844.26, 103,282.51 and 44,613.99 is: 61,565.77
Step by Step Solution
- Step 1: Write the proportion equation
74,844.26 : 103,282.51 = 44,613.99 : x - Step 2: Convert to fraction form
74,844.26/103,282.51 = 44,613.99/x - Step 3: Cross multiply
74,844.26x = 103,282.51 × 44,613.99 - Step 4: Simplify right side
74,844.26x = 4,607,844,868.31 - Step 5: Solve for x
x = 4,607,844,868.31/74,844.26 - Step 6: Final answer
x = 61,565.77
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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.