Finding the Fourth Proportional to 145,744.07, 201,219.68 and 118,950.49
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Solution
The fourth proportional to 145,744.07, 201,219.68 and 118,950.49 is: 164,227.47
Step by Step Solution
- Step 1: Write the proportion equation
145,744.07 : 201,219.68 = 118,950.49 : x - Step 2: Convert to fraction form
145,744.07/201,219.68 = 118,950.49/x - Step 3: Cross multiply
145,744.07x = 201,219.68 × 118,950.49 - Step 4: Simplify right side
145,744.07x = 23,935,179,533.64 - Step 5: Solve for x
x = 23,935,179,533.64/145,744.07 - Step 6: Final answer
x = 164,227.47
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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.