Finding the Fourth Proportional to 231,244.71, 346,862.21 and 106,585.71
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Solution
The fourth proportional to 231,244.71, 346,862.21 and 106,585.71 is: 159,876.32
Step by Step Solution
- Step 1: Write the proportion equation
231,244.71 : 346,862.21 = 106,585.71 : x - Step 2: Convert to fraction form
231,244.71/346,862.21 = 106,585.71/x - Step 3: Cross multiply
231,244.71x = 346,862.21 × 106,585.71 - Step 4: Simplify right side
231,244.71x = 36,970,554,392.09 - Step 5: Solve for x
x = 36,970,554,392.09/231,244.71 - Step 6: Final answer
x = 159,876.32
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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.