Finding the Fourth Proportional to 141,177.21, 211,807.28 and 56,893.99
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Solution
The fourth proportional to 141,177.21, 211,807.28 and 56,893.99 is: 85,357.70
Step by Step Solution
- Step 1: Write the proportion equation
141,177.21 : 211,807.28 = 56,893.99 : x - Step 2: Convert to fraction form
141,177.21/211,807.28 = 56,893.99/x - Step 3: Cross multiply
141,177.21x = 211,807.28 × 56,893.99 - Step 4: Simplify right side
141,177.21x = 12,050,561,270.25 - Step 5: Solve for x
x = 12,050,561,270.25/141,177.21 - Step 6: Final answer
x = 85,357.70
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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.