Finding the Fourth Proportional to 88,860.13, 122,626.94 and 48,574.05
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Solution
The fourth proportional to 88,860.13, 122,626.94 and 48,574.05 is: 67,032.16
Step by Step Solution
- Step 1: Write the proportion equation
88,860.13 : 122,626.94 = 48,574.05 : x - Step 2: Convert to fraction form
88,860.13/122,626.94 = 48,574.05/x - Step 3: Cross multiply
88,860.13x = 122,626.94 × 48,574.05 - Step 4: Simplify right side
88,860.13x = 5,956,486,623.21 - Step 5: Solve for x
x = 5,956,486,623.21/88,860.13 - Step 6: Final answer
x = 67,032.16
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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.