Finding the Fourth Proportional to 207,202.02, 310,922.18 and 87,249.52
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Solution
The fourth proportional to 207,202.02, 310,922.18 and 87,249.52 is: 130,924.45
Step by Step Solution
- Step 1: Write the proportion equation
207,202.02 : 310,922.18 = 87,249.52 : x - Step 2: Convert to fraction form
207,202.02/310,922.18 = 87,249.52/x - Step 3: Cross multiply
207,202.02x = 310,922.18 × 87,249.52 - Step 4: Simplify right side
207,202.02x = 27,127,810,298.33 - Step 5: Solve for x
x = 27,127,810,298.33/207,202.02 - Step 6: Final answer
x = 130,924.45
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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.