Finding the Fourth Proportional to 68,246.28, 102,320.95 and 26,090.84
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Solution
The fourth proportional to 68,246.28, 102,320.95 and 26,090.84 is: 39,117.73
Step by Step Solution
- Step 1: Write the proportion equation
68,246.28 : 102,320.95 = 26,090.84 : x - Step 2: Convert to fraction form
68,246.28/102,320.95 = 26,090.84/x - Step 3: Cross multiply
68,246.28x = 102,320.95 × 26,090.84 - Step 4: Simplify right side
68,246.28x = 2,669,639,535.10 - Step 5: Solve for x
x = 2,669,639,535.10/68,246.28 - Step 6: Final answer
x = 39,117.73
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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.