Finding the Fourth Proportional to 136,214.77, 204,320.10 and 61,282.00
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Solution
The fourth proportional to 136,214.77, 204,320.10 and 61,282.00 is: 91,922.07
Step by Step Solution
- Step 1: Write the proportion equation
136,214.77 : 204,320.10 = 61,282.00 : x - Step 2: Convert to fraction form
136,214.77/204,320.10 = 61,282.00/x - Step 3: Cross multiply
136,214.77x = 204,320.10 × 61,282.00 - Step 4: Simplify right side
136,214.77x = 12,521,143,359.40 - Step 5: Solve for x
x = 12,521,143,359.40/136,214.77 - Step 6: Final answer
x = 91,922.07
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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.