Finding the Fourth Proportional to 178,804.05, 246,563.98 and 124,417.84
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Solution
The fourth proportional to 178,804.05, 246,563.98 and 124,417.84 is: 171,567.46
Step by Step Solution
- Step 1: Write the proportion equation
178,804.05 : 246,563.98 = 124,417.84 : x - Step 2: Convert to fraction form
178,804.05/246,563.98 = 124,417.84/x - Step 3: Cross multiply
178,804.05x = 246,563.98 × 124,417.84 - Step 4: Simplify right side
178,804.05x = 30,676,957,810.56 - Step 5: Solve for x
x = 30,676,957,810.56/178,804.05 - Step 6: Final answer
x = 171,567.46
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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.