Finding the Fourth Proportional to 195,432.74, 269,696.73 and 106,008.74
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Solution
The fourth proportional to 195,432.74, 269,696.73 and 106,008.74 is: 146,291.82
Step by Step Solution
- Step 1: Write the proportion equation
195,432.74 : 269,696.73 = 106,008.74 : x - Step 2: Convert to fraction form
195,432.74/269,696.73 = 106,008.74/x - Step 3: Cross multiply
195,432.74x = 269,696.73 × 106,008.74 - Step 4: Simplify right side
195,432.74x = 28,590,210,529.42 - Step 5: Solve for x
x = 28,590,210,529.42/195,432.74 - Step 6: Final answer
x = 146,291.82
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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.