Finding the Fourth Proportional to 134,175.30, 201,032.55 and 70,901.70
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Solution
The fourth proportional to 134,175.30, 201,032.55 and 70,901.70 is: 106,230.80
Step by Step Solution
- Step 1: Write the proportion equation
134,175.30 : 201,032.55 = 70,901.70 : x - Step 2: Convert to fraction form
134,175.30/201,032.55 = 70,901.70/x - Step 3: Cross multiply
134,175.30x = 201,032.55 × 70,901.70 - Step 4: Simplify right side
134,175.30x = 14,253,549,550.34 - Step 5: Solve for x
x = 14,253,549,550.34/134,175.30 - Step 6: Final answer
x = 106,230.80
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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.