Finding the Fourth Proportional to 106,562.13, 147,054.99 and 58,815.46
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Solution
The fourth proportional to 106,562.13, 147,054.99 and 58,815.46 is: 81,164.92
Step by Step Solution
- Step 1: Write the proportion equation
106,562.13 : 147,054.99 = 58,815.46 : x - Step 2: Convert to fraction form
106,562.13/147,054.99 = 58,815.46/x - Step 3: Cross multiply
106,562.13x = 147,054.99 × 58,815.46 - Step 4: Simplify right side
106,562.13x = 8,649,106,882.15 - Step 5: Solve for x
x = 8,649,106,882.15/106,562.13 - Step 6: Final answer
x = 81,164.92
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.