Finding the Fourth Proportional to 201,011.25, 277,395.73 and 119,355.80
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Solution
The fourth proportional to 201,011.25, 277,395.73 and 119,355.80 is: 164,711.12
Step by Step Solution
- Step 1: Write the proportion equation
201,011.25 : 277,395.73 = 119,355.80 : x - Step 2: Convert to fraction form
201,011.25/277,395.73 = 119,355.80/x - Step 3: Cross multiply
201,011.25x = 277,395.73 × 119,355.80 - Step 4: Simplify right side
201,011.25x = 33,108,787,883.76 - Step 5: Solve for x
x = 33,108,787,883.76/201,011.25 - Step 6: Final answer
x = 164,711.12
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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.