Finding the Fourth Proportional to 208,918.08, 313,337.04 and 59,122.20
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Solution
The fourth proportional to 208,918.08, 313,337.04 and 59,122.20 is: 88,671.96
Step by Step Solution
- Step 1: Write the proportion equation
208,918.08 : 313,337.04 = 59,122.20 : x - Step 2: Convert to fraction form
208,918.08/313,337.04 = 59,122.20/x - Step 3: Cross multiply
208,918.08x = 313,337.04 × 59,122.20 - Step 4: Simplify right side
208,918.08x = 18,525,175,146.29 - Step 5: Solve for x
x = 18,525,175,146.29/208,918.08 - Step 6: Final answer
x = 88,671.96
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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.