Finding the Fourth Proportional to 177,696.20, 245,227.35 and 97,129.14
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Solution
The fourth proportional to 177,696.20, 245,227.35 and 97,129.14 is: 134,041.82
Step by Step Solution
- Step 1: Write the proportion equation
177,696.20 : 245,227.35 = 97,129.14 : x - Step 2: Convert to fraction form
177,696.20/245,227.35 = 97,129.14/x - Step 3: Cross multiply
177,696.20x = 245,227.35 × 97,129.14 - Step 4: Simplify right side
177,696.20x = 23,818,721,609.98 - Step 5: Solve for x
x = 23,818,721,609.98/177,696.20 - Step 6: Final answer
x = 134,041.82
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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.