Finding the Fourth Proportional to 255,187.08, 352,135.26 and 147,764.39
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Solution
The fourth proportional to 255,187.08, 352,135.26 and 147,764.39 is: 203,901.59
Step by Step Solution
- Step 1: Write the proportion equation
255,187.08 : 352,135.26 = 147,764.39 : x - Step 2: Convert to fraction form
255,187.08/352,135.26 = 147,764.39/x - Step 3: Cross multiply
255,187.08x = 352,135.26 × 147,764.39 - Step 4: Simplify right side
255,187.08x = 52,033,050,130.72 - Step 5: Solve for x
x = 52,033,050,130.72/255,187.08 - Step 6: Final answer
x = 203,901.59
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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.