Finding the Fourth Proportional to 188,671.32, 260,473.92 and 125,095.08
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Solution
The fourth proportional to 188,671.32, 260,473.92 and 125,095.08 is: 172,702.49
Step by Step Solution
- Step 1: Write the proportion equation
188,671.32 : 260,473.92 = 125,095.08 : x - Step 2: Convert to fraction form
188,671.32/260,473.92 = 125,095.08/x - Step 3: Cross multiply
188,671.32x = 260,473.92 × 125,095.08 - Step 4: Simplify right side
188,671.32x = 32,584,005,860.31 - Step 5: Solve for x
x = 32,584,005,860.31/188,671.32 - Step 6: Final answer
x = 172,702.49
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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.