Finding the Fourth Proportional to 114,304.14, 157,740.18 and 63,315.75
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Solution
The fourth proportional to 114,304.14, 157,740.18 and 63,315.75 is: 87,375.99
Step by Step Solution
- Step 1: Write the proportion equation
114,304.14 : 157,740.18 = 63,315.75 : x - Step 2: Convert to fraction form
114,304.14/157,740.18 = 63,315.75/x - Step 3: Cross multiply
114,304.14x = 157,740.18 × 63,315.75 - Step 4: Simplify right side
114,304.14x = 9,987,437,801.84 - Step 5: Solve for x
x = 9,987,437,801.84/114,304.14 - Step 6: Final answer
x = 87,375.99
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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.