Finding the Fourth Proportional to 177,973.16, 245,578.74 and 106,338.02
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Solution
The fourth proportional to 177,973.16, 245,578.74 and 106,338.02 is: 146,732.00
Step by Step Solution
- Step 1: Write the proportion equation
177,973.16 : 245,578.74 = 106,338.02 : x - Step 2: Convert to fraction form
177,973.16/245,578.74 = 106,338.02/x - Step 3: Cross multiply
177,973.16x = 245,578.74 × 106,338.02 - Step 4: Simplify right side
177,973.16x = 26,114,356,965.69 - Step 5: Solve for x
x = 26,114,356,965.69/177,973.16 - Step 6: Final answer
x = 146,732.00
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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.