Finding the Fourth Proportional to 276,225.93, 381,195.72 and 163,048.68
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Solution
The fourth proportional to 276,225.93, 381,195.72 and 163,048.68 is: 225,009.50
Step by Step Solution
- Step 1: Write the proportion equation
276,225.93 : 381,195.72 = 163,048.68 : x - Step 2: Convert to fraction form
276,225.93/381,195.72 = 163,048.68/x - Step 3: Cross multiply
276,225.93x = 381,195.72 × 163,048.68 - Step 4: Simplify right side
276,225.93x = 62,153,458,967.65 - Step 5: Solve for x
x = 62,153,458,967.65/276,225.93 - Step 6: Final answer
x = 225,009.50
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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.