Finding the Fourth Proportional to 170,508.98, 235,296.97 and 94,031.28
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Solution
The fourth proportional to 170,508.98, 235,296.97 and 94,031.28 is: 129,760.17
Step by Step Solution
- Step 1: Write the proportion equation
170,508.98 : 235,296.97 = 94,031.28 : x - Step 2: Convert to fraction form
170,508.98/235,296.97 = 94,031.28/x - Step 3: Cross multiply
170,508.98x = 235,296.97 × 94,031.28 - Step 4: Simplify right side
170,508.98x = 22,125,275,034.14 - Step 5: Solve for x
x = 22,125,275,034.14/170,508.98 - Step 6: Final answer
x = 129,760.17
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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.