Finding the Fourth Proportional to 245,668.44, 368,502.81 and 68,175.63
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Solution
The fourth proportional to 245,668.44, 368,502.81 and 68,175.63 is: 102,263.49
Step by Step Solution
- Step 1: Write the proportion equation
245,668.44 : 368,502.81 = 68,175.63 : x - Step 2: Convert to fraction form
245,668.44/368,502.81 = 68,175.63/x - Step 3: Cross multiply
245,668.44x = 368,502.81 × 68,175.63 - Step 4: Simplify right side
245,668.44x = 25,122,911,228.52 - Step 5: Solve for x
x = 25,122,911,228.52/245,668.44 - Step 6: Final answer
x = 102,263.49
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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.