Finding the Fourth Proportional to 208,777.64, 313,138.36 and 59,029.68
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Solution
The fourth proportional to 208,777.64, 313,138.36 and 59,029.68 is: 88,536.58
Step by Step Solution
- Step 1: Write the proportion equation
208,777.64 : 313,138.36 = 59,029.68 : x - Step 2: Convert to fraction form
208,777.64/313,138.36 = 59,029.68/x - Step 3: Cross multiply
208,777.64x = 313,138.36 × 59,029.68 - Step 4: Simplify right side
208,777.64x = 18,484,457,186.52 - Step 5: Solve for x
x = 18,484,457,186.52/208,777.64 - Step 6: Final answer
x = 88,536.58
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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.