Finding the Fourth Proportional to 190,675.08, 263,134.71 and 110,109.66
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Solution
The fourth proportional to 190,675.08, 263,134.71 and 110,109.66 is: 151,953.12
Step by Step Solution
- Step 1: Write the proportion equation
190,675.08 : 263,134.71 = 110,109.66 : x - Step 2: Convert to fraction form
190,675.08/263,134.71 = 110,109.66/x - Step 3: Cross multiply
190,675.08x = 263,134.71 × 110,109.66 - Step 4: Simplify right side
190,675.08x = 28,973,673,452.30 - Step 5: Solve for x
x = 28,973,673,452.30/190,675.08 - Step 6: Final answer
x = 151,953.12
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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.