Finding the Fourth Proportional to 77,361.68, 116,023.68 and 32,358.71
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Solution
The fourth proportional to 77,361.68, 116,023.68 and 32,358.71 is: 48,530.18
Step by Step Solution
- Step 1: Write the proportion equation
77,361.68 : 116,023.68 = 32,358.71 : x - Step 2: Convert to fraction form
77,361.68/116,023.68 = 32,358.71/x - Step 3: Cross multiply
77,361.68x = 116,023.68 × 32,358.71 - Step 4: Simplify right side
77,361.68x = 3,754,376,034.13 - Step 5: Solve for x
x = 3,754,376,034.13/77,361.68 - Step 6: Final answer
x = 48,530.18
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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.