Finding the Fourth Proportional to 178,461.80, 246,273.06 and 97,888.62
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Solution
The fourth proportional to 178,461.80, 246,273.06 and 97,888.62 is: 135,083.98
Step by Step Solution
- Step 1: Write the proportion equation
178,461.80 : 246,273.06 = 97,888.62 : x - Step 2: Convert to fraction form
178,461.80/246,273.06 = 97,888.62/x - Step 3: Cross multiply
178,461.80x = 246,273.06 × 97,888.62 - Step 4: Simplify right side
178,461.80x = 24,107,329,986.58 - Step 5: Solve for x
x = 24,107,329,986.58/178,461.80 - Step 6: Final answer
x = 135,083.98
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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.