Finding the Fourth Proportional to 147,620.00, 221,281.97 and 76,502.81
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Solution
The fourth proportional to 147,620.00, 221,281.97 and 76,502.81 is: 114,677.49
Step by Step Solution
- Step 1: Write the proportion equation
147,620.00 : 221,281.97 = 76,502.81 : x - Step 2: Convert to fraction form
147,620.00/221,281.97 = 76,502.81/x - Step 3: Cross multiply
147,620.00x = 221,281.97 × 76,502.81 - Step 4: Simplify right side
147,620.00x = 16,928,691,018.41 - Step 5: Solve for x
x = 16,928,691,018.41/147,620.00 - Step 6: Final answer
x = 114,677.49
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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.