Finding the Fourth Proportional to 144,573.84, 216,694.36 and 55,788.08
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Solution
The fourth proportional to 144,573.84, 216,694.36 and 55,788.08 is: 83,617.91
Step by Step Solution
- Step 1: Write the proportion equation
144,573.84 : 216,694.36 = 55,788.08 : x - Step 2: Convert to fraction form
144,573.84/216,694.36 = 55,788.08/x - Step 3: Cross multiply
144,573.84x = 216,694.36 × 55,788.08 - Step 4: Simplify right side
144,573.84x = 12,088,962,291.23 - Step 5: Solve for x
x = 12,088,962,291.23/144,573.84 - Step 6: Final answer
x = 83,617.91
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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.