Finding the Fourth Proportional to 77,102.50, 115,655.79 and 24,511.96
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Solution
The fourth proportional to 77,102.50, 115,655.79 and 24,511.96 is: 36,768.59
Step by Step Solution
- Step 1: Write the proportion equation
77,102.50 : 115,655.79 = 24,511.96 : x - Step 2: Convert to fraction form
77,102.50/115,655.79 = 24,511.96/x - Step 3: Cross multiply
77,102.50x = 115,655.79 × 24,511.96 - Step 4: Simplify right side
77,102.50x = 2,834,950,098.25 - Step 5: Solve for x
x = 2,834,950,098.25/77,102.50 - Step 6: Final answer
x = 36,768.59
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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.