Finding the Fourth Proportional to 190,973.08, 263,538.12 and 106,090.35
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Solution
The fourth proportional to 190,973.08, 263,538.12 and 106,090.35 is: 146,402.06
Step by Step Solution
- Step 1: Write the proportion equation
190,973.08 : 263,538.12 = 106,090.35 : x - Step 2: Convert to fraction form
190,973.08/263,538.12 = 106,090.35/x - Step 3: Cross multiply
190,973.08x = 263,538.12 × 106,090.35 - Step 4: Simplify right side
190,973.08x = 27,958,851,389.14 - Step 5: Solve for x
x = 27,958,851,389.14/190,973.08 - Step 6: Final answer
x = 146,402.06
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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.