Finding the Fourth Proportional to 201,246.90, 301,870.35 and 134,891.70
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Solution
The fourth proportional to 201,246.90, 301,870.35 and 134,891.70 is: 202,337.55
Step by Step Solution
- Step 1: Write the proportion equation
201,246.90 : 301,870.35 = 134,891.70 : x - Step 2: Convert to fraction form
201,246.90/301,870.35 = 134,891.70/x - Step 3: Cross multiply
201,246.90x = 301,870.35 × 134,891.70 - Step 4: Simplify right side
201,246.90x = 40,719,804,691.10 - Step 5: Solve for x
x = 40,719,804,691.10/201,246.90 - Step 6: Final answer
x = 202,337.55
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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.