Finding the Fourth Proportional to 104,694.19, 144,478.05 and 59,357.68
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Solution
The fourth proportional to 104,694.19, 144,478.05 and 59,357.68 is: 81,913.63
Step by Step Solution
- Step 1: Write the proportion equation
104,694.19 : 144,478.05 = 59,357.68 : x - Step 2: Convert to fraction form
104,694.19/144,478.05 = 59,357.68/x - Step 3: Cross multiply
104,694.19x = 144,478.05 × 59,357.68 - Step 4: Simplify right side
104,694.19x = 8,575,881,275.14 - Step 5: Solve for x
x = 8,575,881,275.14/104,694.19 - Step 6: Final answer
x = 81,913.63
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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.