Finding the Fourth Proportional to 134,232.30, 201,348.45 and 120,869.10
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Solution
The fourth proportional to 134,232.30, 201,348.45 and 120,869.10 is: 181,303.65
Step by Step Solution
- Step 1: Write the proportion equation
134,232.30 : 201,348.45 = 120,869.10 : x - Step 2: Convert to fraction form
134,232.30/201,348.45 = 120,869.10/x - Step 3: Cross multiply
134,232.30x = 201,348.45 × 120,869.10 - Step 4: Simplify right side
134,232.30x = 24,336,805,937.90 - Step 5: Solve for x
x = 24,336,805,937.90/134,232.30 - Step 6: Final answer
x = 181,303.65
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1.5x scale
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.