Finding the Fourth Proportional to 188,557.92, 260,106.12 and 119,521.08
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Solution
The fourth proportional to 188,557.92, 260,106.12 and 119,521.08 is: 164,873.29
Step by Step Solution
- Step 1: Write the proportion equation
188,557.92 : 260,106.12 = 119,521.08 : x - Step 2: Convert to fraction form
188,557.92/260,106.12 = 119,521.08/x - Step 3: Cross multiply
188,557.92x = 260,106.12 × 119,521.08 - Step 4: Simplify right side
188,557.92x = 31,088,164,377.01 - Step 5: Solve for x
x = 31,088,164,377.01/188,557.92 - Step 6: Final answer
x = 164,873.29
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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.