Finding the Fourth Proportional to 95,483.19, 142,954.14 and 79,343.13
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Solution
The fourth proportional to 95,483.19, 142,954.14 and 79,343.13 is: 118,789.80
Step by Step Solution
- Step 1: Write the proportion equation
95,483.19 : 142,954.14 = 79,343.13 : x - Step 2: Convert to fraction form
95,483.19/142,954.14 = 79,343.13/x - Step 3: Cross multiply
95,483.19x = 142,954.14 × 79,343.13 - Step 4: Simplify right side
95,483.19x = 11,342,428,914.06 - Step 5: Solve for x
x = 11,342,428,914.06/95,483.19 - Step 6: Final answer
x = 118,789.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.