Finding the Fourth Proportional to 170,425.34, 235,187.86 and 97,808.70
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Solution
The fourth proportional to 170,425.34, 235,187.86 and 97,808.70 is: 134,976.52
Step by Step Solution
- Step 1: Write the proportion equation
170,425.34 : 235,187.86 = 97,808.70 : x - Step 2: Convert to fraction form
170,425.34/235,187.86 = 97,808.70/x - Step 3: Cross multiply
170,425.34x = 235,187.86 × 97,808.70 - Step 4: Simplify right side
170,425.34x = 23,003,418,842.38 - Step 5: Solve for x
x = 23,003,418,842.38/170,425.34 - Step 6: Final answer
x = 134,976.52
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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.