Finding the Fourth Proportional to 207,263.21, 310,894.81 and 57,503.52
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Solution
The fourth proportional to 207,263.21, 310,894.81 and 57,503.52 is: 86,255.28
Step by Step Solution
- Step 1: Write the proportion equation
207,263.21 : 310,894.81 = 57,503.52 : x - Step 2: Convert to fraction form
207,263.21/310,894.81 = 57,503.52/x - Step 3: Cross multiply
207,263.21x = 310,894.81 × 57,503.52 - Step 4: Simplify right side
207,263.21x = 17,877,545,780.97 - Step 5: Solve for x
x = 17,877,545,780.97/207,263.21 - Step 6: Final answer
x = 86,255.28
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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.