Finding the Fourth Proportional to 88,744.74, 122,494.86 and 54,763.62
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Solution
The fourth proportional to 88,744.74, 122,494.86 and 54,763.62 is: 75,590.53
Step by Step Solution
- Step 1: Write the proportion equation
88,744.74 : 122,494.86 = 54,763.62 : x - Step 2: Convert to fraction form
88,744.74/122,494.86 = 54,763.62/x - Step 3: Cross multiply
88,744.74x = 122,494.86 × 54,763.62 - Step 4: Simplify right side
88,744.74x = 6,708,261,964.99 - Step 5: Solve for x
x = 6,708,261,964.99/88,744.74 - Step 6: Final answer
x = 75,590.53
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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.