Finding the Fourth Proportional to 201,101.99, 301,652.70 and 51,342.30
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Solution
The fourth proportional to 201,101.99, 301,652.70 and 51,342.30 is: 77,013.38
Step by Step Solution
- Step 1: Write the proportion equation
201,101.99 : 301,652.70 = 51,342.30 : x - Step 2: Convert to fraction form
201,101.99/301,652.70 = 51,342.30/x - Step 3: Cross multiply
201,101.99x = 301,652.70 × 51,342.30 - Step 4: Simplify right side
201,101.99x = 15,487,543,419.21 - Step 5: Solve for x
x = 15,487,543,419.21/201,101.99 - Step 6: Final answer
x = 77,013.38
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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.