Finding the Fourth Proportional to 201,368.98, 277,883.58 and 110,725.12
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Solution
The fourth proportional to 201,368.98, 277,883.58 and 110,725.12 is: 152,797.58
Step by Step Solution
- Step 1: Write the proportion equation
201,368.98 : 277,883.58 = 110,725.12 : x - Step 2: Convert to fraction form
201,368.98/277,883.58 = 110,725.12/x - Step 3: Cross multiply
201,368.98x = 277,883.58 × 110,725.12 - Step 4: Simplify right side
201,368.98x = 30,768,692,741.53 - Step 5: Solve for x
x = 30,768,692,741.53/201,368.98 - Step 6: Final answer
x = 152,797.58
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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.