Finding the Fourth Proportional to 77,887.29, 116,753.30 and 32,919.99
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Solution
The fourth proportional to 77,887.29, 116,753.30 and 32,919.99 is: 49,347.17
Step by Step Solution
- Step 1: Write the proportion equation
77,887.29 : 116,753.30 = 32,919.99 : x - Step 2: Convert to fraction form
77,887.29/116,753.30 = 32,919.99/x - Step 3: Cross multiply
77,887.29x = 116,753.30 × 32,919.99 - Step 4: Simplify right side
77,887.29x = 3,843,517,303.87 - Step 5: Solve for x
x = 3,843,517,303.87/77,887.29 - Step 6: Final answer
x = 49,347.17
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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.