Finding the Fourth Proportional to 169,509.08, 233,919.42 and 94,055.96
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Solution
The fourth proportional to 169,509.08, 233,919.42 and 94,055.96 is: 129,795.50
Step by Step Solution
- Step 1: Write the proportion equation
169,509.08 : 233,919.42 = 94,055.96 : x - Step 2: Convert to fraction form
169,509.08/233,919.42 = 94,055.96/x - Step 3: Cross multiply
169,509.08x = 233,919.42 × 94,055.96 - Step 4: Simplify right side
169,509.08x = 22,001,515,610.74 - Step 5: Solve for x
x = 22,001,515,610.74/169,509.08 - Step 6: Final answer
x = 129,795.50
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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.