Finding the Fourth Proportional to 114,243.18, 157,664.46 and 63,260.65
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Solution
The fourth proportional to 114,243.18, 157,664.46 and 63,260.65 is: 87,304.61
Step by Step Solution
- Step 1: Write the proportion equation
114,243.18 : 157,664.46 = 63,260.65 : x - Step 2: Convert to fraction form
114,243.18/157,664.46 = 63,260.65/x - Step 3: Cross multiply
114,243.18x = 157,664.46 × 63,260.65 - Step 4: Simplify right side
114,243.18x = 9,973,956,221.50 - Step 5: Solve for x
x = 9,973,956,221.50/114,243.18 - Step 6: Final answer
x = 87,304.61
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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.