Finding the Fourth Proportional to 77,265.06, 115,895.43 and 24,677.70
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Solution
The fourth proportional to 77,265.06, 115,895.43 and 24,677.70 is: 37,015.86
Step by Step Solution
- Step 1: Write the proportion equation
77,265.06 : 115,895.43 = 24,677.70 : x - Step 2: Convert to fraction form
77,265.06/115,895.43 = 24,677.70/x - Step 3: Cross multiply
77,265.06x = 115,895.43 × 24,677.70 - Step 4: Simplify right side
77,265.06x = 2,860,032,652.91 - Step 5: Solve for x
x = 2,860,032,652.91/77,265.06 - Step 6: Final answer
x = 37,015.86
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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.