Finding the Fourth Proportional to 245,645.22, 368,467.83 and 135,537.06
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Solution
The fourth proportional to 245,645.22, 368,467.83 and 135,537.06 is: 203,305.59
Step by Step Solution
- Step 1: Write the proportion equation
245,645.22 : 368,467.83 = 135,537.06 : x - Step 2: Convert to fraction form
245,645.22/368,467.83 = 135,537.06/x - Step 3: Cross multiply
245,645.22x = 368,467.83 × 135,537.06 - Step 4: Simplify right side
245,645.22x = 49,941,046,382.78 - Step 5: Solve for x
x = 49,941,046,382.78/245,645.22 - Step 6: Final answer
x = 203,305.59
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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.