Finding the Fourth Proportional to 134,493.10, 201,739.65 and 113,497.90
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Solution
The fourth proportional to 134,493.10, 201,739.65 and 113,497.90 is: 170,246.85
Step by Step Solution
- Step 1: Write the proportion equation
134,493.10 : 201,739.65 = 113,497.90 : x - Step 2: Convert to fraction form
134,493.10/201,739.65 = 113,497.90/x - Step 3: Cross multiply
134,493.10x = 201,739.65 × 113,497.90 - Step 4: Simplify right side
134,493.10x = 22,897,026,621.74 - Step 5: Solve for x
x = 22,897,026,621.74/134,493.10 - Step 6: Final answer
x = 170,246.85
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.