Finding the Fourth Proportional to 170,995.91, 235,967.06 and 94,511.09
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Solution
The fourth proportional to 170,995.91, 235,967.06 and 94,511.09 is: 130,421.27
Step by Step Solution
- Step 1: Write the proportion equation
170,995.91 : 235,967.06 = 94,511.09 : x - Step 2: Convert to fraction form
170,995.91/235,967.06 = 94,511.09/x - Step 3: Cross multiply
170,995.91x = 235,967.06 × 94,511.09 - Step 4: Simplify right side
170,995.91x = 22,301,503,572.14 - Step 5: Solve for x
x = 22,301,503,572.14/170,995.91 - Step 6: Final answer
x = 130,421.27
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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.