Finding the Fourth Proportional to 77,259.50, 115,937.99 and 32,886.18
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Solution
The fourth proportional to 77,259.50, 115,937.99 and 32,886.18 is: 49,350.02
Step by Step Solution
- Step 1: Write the proportion equation
77,259.50 : 115,937.99 = 32,886.18 : x - Step 2: Convert to fraction form
77,259.50/115,937.99 = 32,886.18/x - Step 3: Cross multiply
77,259.50x = 115,937.99 × 32,886.18 - Step 4: Simplify right side
77,259.50x = 3,812,757,317.09 - Step 5: Solve for x
x = 3,812,757,317.09/77,259.50 - Step 6: Final answer
x = 49,350.02
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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.