Finding the Fourth Proportional to 157,106.93, 235,473.12 and 109,464.08
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Solution
The fourth proportional to 157,106.93, 235,473.12 and 109,464.08 is: 164,065.63
Step by Step Solution
- Step 1: Write the proportion equation
157,106.93 : 235,473.12 = 109,464.08 : x - Step 2: Convert to fraction form
157,106.93/235,473.12 = 109,464.08/x - Step 3: Cross multiply
157,106.93x = 235,473.12 × 109,464.08 - Step 4: Simplify right side
157,106.93x = 25,775,847,268.16 - Step 5: Solve for x
x = 25,775,847,268.16/157,106.93 - Step 6: Final answer
x = 164,065.63
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.