Finding the Fourth Proportional to 207,244.02, 310,866.06 and 137,106.96
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Solution
The fourth proportional to 207,244.02, 310,866.06 and 137,106.96 is: 205,660.46
Step by Step Solution
- Step 1: Write the proportion equation
207,244.02 : 310,866.06 = 137,106.96 : x - Step 2: Convert to fraction form
207,244.02/310,866.06 = 137,106.96/x - Step 3: Cross multiply
207,244.02x = 310,866.06 × 137,106.96 - Step 4: Simplify right side
207,244.02x = 42,621,900,453.78 - Step 5: Solve for x
x = 42,621,900,453.78/207,244.02 - Step 6: Final answer
x = 205,660.46
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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.