Finding the Fourth Proportional to 201,449.01, 277,980.35 and 110,803.53
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Solution
The fourth proportional to 201,449.01, 277,980.35 and 110,803.53 is: 152,898.26
Step by Step Solution
- Step 1: Write the proportion equation
201,449.01 : 277,980.35 = 110,803.53 : x - Step 2: Convert to fraction form
201,449.01/277,980.35 = 110,803.53/x - Step 3: Cross multiply
201,449.01x = 277,980.35 × 110,803.53 - Step 4: Simplify right side
201,449.01x = 30,801,203,496.62 - Step 5: Solve for x
x = 30,801,203,496.62/201,449.01 - Step 6: Final answer
x = 152,898.26
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1.5x scale
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.